Home / 10,257.97-15,387.08-3,684.16

Finding the Fourth Proportional to 10,257.97, 15,387.08 and 3,684.16

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Solution

The fourth proportional to 10,257.97, 15,387.08 and 3,684.16 is: 5,526.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.97 : 15,387.08 = 3,684.16 : x
  2. Step 2: Convert to fraction form
    10,257.97/15,387.08 = 3,684.16/x
  3. Step 3: Cross multiply
    10,257.97x = 15,387.08 × 3,684.16
  4. Step 4: Simplify right side
    10,257.97x = 56,688,402.00
  5. Step 5: Solve for x
    x = 56,688,402.00/10,257.97
  6. Step 6: Final answer
    x = 5,526.28

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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.