Home / 10,965.20-16,440.50-6,037.16

Finding the Fourth Proportional to 10,965.20, 16,440.50 and 6,037.16

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Solution

The fourth proportional to 10,965.20, 16,440.50 and 6,037.16 is: 9,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.20 : 16,440.50 = 6,037.16 : x
  2. Step 2: Convert to fraction form
    10,965.20/16,440.50 = 6,037.16/x
  3. Step 3: Cross multiply
    10,965.20x = 16,440.50 × 6,037.16
  4. Step 4: Simplify right side
    10,965.20x = 99,253,861.87
  5. Step 5: Solve for x
    x = 99,253,861.87/10,965.20
  6. Step 6: Final answer
    x = 9,051.72

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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.