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Finding the Fourth Proportional to 8,887.91, 13,332.54 and 3,044.48

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Solution

The fourth proportional to 8,887.91, 13,332.54 and 3,044.48 is: 4,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.91 : 13,332.54 = 3,044.48 : x
  2. Step 2: Convert to fraction form
    8,887.91/13,332.54 = 3,044.48/x
  3. Step 3: Cross multiply
    8,887.91x = 13,332.54 × 3,044.48
  4. Step 4: Simplify right side
    8,887.91x = 40,590,651.38
  5. Step 5: Solve for x
    x = 40,590,651.38/8,887.91
  6. Step 6: Final answer
    x = 4,566.95

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Double scale
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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.