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Finding the Fourth Proportional to 9,958.59, 14,937.89 and 4,108.77

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Solution

The fourth proportional to 9,958.59, 14,937.89 and 4,108.77 is: 6,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.59 : 14,937.89 = 4,108.77 : x
  2. Step 2: Convert to fraction form
    9,958.59/14,937.89 = 4,108.77/x
  3. Step 3: Cross multiply
    9,958.59x = 14,937.89 × 4,108.77
  4. Step 4: Simplify right side
    9,958.59x = 61,376,354.30
  5. Step 5: Solve for x
    x = 61,376,354.30/9,958.59
  6. Step 6: Final answer
    x = 6,163.16

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Similar ratio
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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.