Home / 10,098.47-15,140.65-4,473.40

Finding the Fourth Proportional to 10,098.47, 15,140.65 and 4,473.40

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Solution

The fourth proportional to 10,098.47, 15,140.65 and 4,473.40 is: 6,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.47 : 15,140.65 = 4,473.40 : x
  2. Step 2: Convert to fraction form
    10,098.47/15,140.65 = 4,473.40/x
  3. Step 3: Cross multiply
    10,098.47x = 15,140.65 × 4,473.40
  4. Step 4: Simplify right side
    10,098.47x = 67,730,201.45
  5. Step 5: Solve for x
    x = 67,730,201.45/10,098.47
  6. Step 6: Final answer
    x = 6,706.97

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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.