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Finding the Fourth Proportional to 8,768.04, 13,154 and 2,924.88

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Solution

The fourth proportional to 8,768.04, 13,154 and 2,924.88 is: 4,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.04 : 13,154 = 2,924.88 : x
  2. Step 2: Convert to fraction form
    8,768.04/13,154 = 2,924.88/x
  3. Step 3: Cross multiply
    8,768.04x = 13,154 × 2,924.88
  4. Step 4: Simplify right side
    8,768.04x = 38,473,871.52
  5. Step 5: Solve for x
    x = 38,473,871.52/8,768.04
  6. Step 6: Final answer
    x = 4,387.97

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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.