Home / 4,152.57-6,228.17-1,230.19

Finding the Fourth Proportional to 4,152.57, 6,228.17 and 1,230.19

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Solution

The fourth proportional to 4,152.57, 6,228.17 and 1,230.19 is: 1,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.57 : 6,228.17 = 1,230.19 : x
  2. Step 2: Convert to fraction form
    4,152.57/6,228.17 = 1,230.19/x
  3. Step 3: Cross multiply
    4,152.57x = 6,228.17 × 1,230.19
  4. Step 4: Simplify right side
    4,152.57x = 7,661,811.88
  5. Step 5: Solve for x
    x = 7,661,811.88/4,152.57
  6. Step 6: Final answer
    x = 1,845.08

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.