Home / 10,359.70-15,540.60-3,337.90

Finding the Fourth Proportional to 10,359.70, 15,540.60 and 3,337.90

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Solution

The fourth proportional to 10,359.70, 15,540.60 and 3,337.90 is: 5,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.70 : 15,540.60 = 3,337.90 : x
  2. Step 2: Convert to fraction form
    10,359.70/15,540.60 = 3,337.90/x
  3. Step 3: Cross multiply
    10,359.70x = 15,540.60 × 3,337.90
  4. Step 4: Simplify right side
    10,359.70x = 51,872,968.74
  5. Step 5: Solve for x
    x = 51,872,968.74/10,359.70
  6. Step 6: Final answer
    x = 5,007.19

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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.