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Finding the Fourth Proportional to 8,795.52, 13,193.28 and 2,555.92

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Solution

The fourth proportional to 8,795.52, 13,193.28 and 2,555.92 is: 3,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.52 : 13,193.28 = 2,555.92 : x
  2. Step 2: Convert to fraction form
    8,795.52/13,193.28 = 2,555.92/x
  3. Step 3: Cross multiply
    8,795.52x = 13,193.28 × 2,555.92
  4. Step 4: Simplify right side
    8,795.52x = 33,720,968.22
  5. Step 5: Solve for x
    x = 33,720,968.22/8,795.52
  6. Step 6: Final answer
    x = 3,833.88

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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.