Home / 10,092.73-15,139.19-3,518.91

Finding the Fourth Proportional to 10,092.73, 15,139.19 and 3,518.91

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Solution

The fourth proportional to 10,092.73, 15,139.19 and 3,518.91 is: 5,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.73 : 15,139.19 = 3,518.91 : x
  2. Step 2: Convert to fraction form
    10,092.73/15,139.19 = 3,518.91/x
  3. Step 3: Cross multiply
    10,092.73x = 15,139.19 × 3,518.91
  4. Step 4: Simplify right side
    10,092.73x = 53,273,447.08
  5. Step 5: Solve for x
    x = 53,273,447.08/10,092.73
  6. Step 6: Final answer
    x = 5,278.40

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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.