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Finding the Fourth Proportional to 8,854.91, 13,277.88 and 3,926.06

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Solution

The fourth proportional to 8,854.91, 13,277.88 and 3,926.06 is: 5,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.91 : 13,277.88 = 3,926.06 : x
  2. Step 2: Convert to fraction form
    8,854.91/13,277.88 = 3,926.06/x
  3. Step 3: Cross multiply
    8,854.91x = 13,277.88 × 3,926.06
  4. Step 4: Simplify right side
    8,854.91x = 52,129,687.16
  5. Step 5: Solve for x
    x = 52,129,687.16/8,854.91
  6. Step 6: Final answer
    x = 5,887.10

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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.