Home / 9,917.67-14,861.63-5,747.91

Finding the Fourth Proportional to 9,917.67, 14,861.63 and 5,747.91

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Solution

The fourth proportional to 9,917.67, 14,861.63 and 5,747.91 is: 8,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.67 : 14,861.63 = 5,747.91 : x
  2. Step 2: Convert to fraction form
    9,917.67/14,861.63 = 5,747.91/x
  3. Step 3: Cross multiply
    9,917.67x = 14,861.63 × 5,747.91
  4. Step 4: Simplify right side
    9,917.67x = 85,423,282.95
  5. Step 5: Solve for x
    x = 85,423,282.95/9,917.67
  6. Step 6: Final answer
    x = 8,613.24

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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.