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Finding the Fourth Proportional to 8,866.68, 13,304.58 and 6,799.92

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Solution

The fourth proportional to 8,866.68, 13,304.58 and 6,799.92 is: 10,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.68 : 13,304.58 = 6,799.92 : x
  2. Step 2: Convert to fraction form
    8,866.68/13,304.58 = 6,799.92/x
  3. Step 3: Cross multiply
    8,866.68x = 13,304.58 × 6,799.92
  4. Step 4: Simplify right side
    8,866.68x = 90,470,079.63
  5. Step 5: Solve for x
    x = 90,470,079.63/8,866.68
  6. Step 6: Final answer
    x = 10,203.38

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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.