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Finding the Fourth Proportional to 8,834.08, 13,251.04 and 2,678.08

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Solution

The fourth proportional to 8,834.08, 13,251.04 and 2,678.08 is: 4,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.08 : 13,251.04 = 2,678.08 : x
  2. Step 2: Convert to fraction form
    8,834.08/13,251.04 = 2,678.08/x
  3. Step 3: Cross multiply
    8,834.08x = 13,251.04 × 2,678.08
  4. Step 4: Simplify right side
    8,834.08x = 35,487,345.20
  5. Step 5: Solve for x
    x = 35,487,345.20/8,834.08
  6. Step 6: Final answer
    x = 4,017.10

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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.