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Finding the Fourth Proportional to 10,759.60, 14,850.02 and 8,964.24

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Solution

The fourth proportional to 10,759.60, 14,850.02 and 8,964.24 is: 12,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.60 : 14,850.02 = 8,964.24 : x
  2. Step 2: Convert to fraction form
    10,759.60/14,850.02 = 8,964.24/x
  3. Step 3: Cross multiply
    10,759.60x = 14,850.02 × 8,964.24
  4. Step 4: Simplify right side
    10,759.60x = 133,119,128.73
  5. Step 5: Solve for x
    x = 133,119,128.73/10,759.60
  6. Step 6: Final answer
    x = 12,372.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.