Home / 11,560.62-17,337.78-3,240.12

Finding the Fourth Proportional to 11,560.62, 17,337.78 and 3,240.12

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Solution

The fourth proportional to 11,560.62, 17,337.78 and 3,240.12 is: 4,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.62 : 17,337.78 = 3,240.12 : x
  2. Step 2: Convert to fraction form
    11,560.62/17,337.78 = 3,240.12/x
  3. Step 3: Cross multiply
    11,560.62x = 17,337.78 × 3,240.12
  4. Step 4: Simplify right side
    11,560.62x = 56,176,487.73
  5. Step 5: Solve for x
    x = 56,176,487.73/11,560.62
  6. Step 6: Final answer
    x = 4,859.30

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1.5x scale

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.