Home / 7,574.76-10,456.02-4,431.96

Finding the Fourth Proportional to 7,574.76, 10,456.02 and 4,431.96

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Solution

The fourth proportional to 7,574.76, 10,456.02 and 4,431.96 is: 6,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.76 : 10,456.02 = 4,431.96 : x
  2. Step 2: Convert to fraction form
    7,574.76/10,456.02 = 4,431.96/x
  3. Step 3: Cross multiply
    7,574.76x = 10,456.02 × 4,431.96
  4. Step 4: Simplify right side
    7,574.76x = 46,340,662.40
  5. Step 5: Solve for x
    x = 46,340,662.40/7,574.76
  6. Step 6: Final answer
    x = 6,117.77

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Find fourth proportional to 3,787.38, 5,228.01 and 2,215.98
Half scale
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Double scale
Find fourth proportional to 7,575.76, 10,457.40 and 4,432.96
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.