Home / 10,337.30-15,512.55-3,762.90

Finding the Fourth Proportional to 10,337.30, 15,512.55 and 3,762.90

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Solution

The fourth proportional to 10,337.30, 15,512.55 and 3,762.90 is: 5,646.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.30 : 15,512.55 = 3,762.90 : x
  2. Step 2: Convert to fraction form
    10,337.30/15,512.55 = 3,762.90/x
  3. Step 3: Cross multiply
    10,337.30x = 15,512.55 × 3,762.90
  4. Step 4: Simplify right side
    10,337.30x = 58,372,174.40
  5. Step 5: Solve for x
    x = 58,372,174.40/10,337.30
  6. Step 6: Final answer
    x = 5,646.75

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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.