Home / 10,129.64-15,196.50-3,554.97

Finding the Fourth Proportional to 10,129.64, 15,196.50 and 3,554.97

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Solution

The fourth proportional to 10,129.64, 15,196.50 and 3,554.97 is: 5,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,129.64 : 15,196.50 = 3,554.97 : x
  2. Step 2: Convert to fraction form
    10,129.64/15,196.50 = 3,554.97/x
  3. Step 3: Cross multiply
    10,129.64x = 15,196.50 × 3,554.97
  4. Step 4: Simplify right side
    10,129.64x = 54,023,101.61
  5. Step 5: Solve for x
    x = 54,023,101.61/10,129.64
  6. Step 6: Final answer
    x = 5,333.17

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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.