Home / 10,062.79-15,090.75-3,487.43

Finding the Fourth Proportional to 10,062.79, 15,090.75 and 3,487.43

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Solution

The fourth proportional to 10,062.79, 15,090.75 and 3,487.43 is: 5,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,062.79 : 15,090.75 = 3,487.43 : x
  2. Step 2: Convert to fraction form
    10,062.79/15,090.75 = 3,487.43/x
  3. Step 3: Cross multiply
    10,062.79x = 15,090.75 × 3,487.43
  4. Step 4: Simplify right side
    10,062.79x = 52,627,972.00
  5. Step 5: Solve for x
    x = 52,627,972.00/10,062.79
  6. Step 6: Final answer
    x = 5,229.96

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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.