Home / 10,340.76-14,269.94-5,624.92

Finding the Fourth Proportional to 10,340.76, 14,269.94 and 5,624.92

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Solution

The fourth proportional to 10,340.76, 14,269.94 and 5,624.92 is: 7,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.76 : 14,269.94 = 5,624.92 : x
  2. Step 2: Convert to fraction form
    10,340.76/14,269.94 = 5,624.92/x
  3. Step 3: Cross multiply
    10,340.76x = 14,269.94 × 5,624.92
  4. Step 4: Simplify right side
    10,340.76x = 80,267,270.90
  5. Step 5: Solve for x
    x = 80,267,270.90/10,340.76
  6. Step 6: Final answer
    x = 7,762.22

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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.