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Finding the Fourth Proportional to 8,042.58, 11,098.62 and 4,505.58

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Solution

The fourth proportional to 8,042.58, 11,098.62 and 4,505.58 is: 6,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.58 : 11,098.62 = 4,505.58 : x
  2. Step 2: Convert to fraction form
    8,042.58/11,098.62 = 4,505.58/x
  3. Step 3: Cross multiply
    8,042.58x = 11,098.62 × 4,505.58
  4. Step 4: Simplify right side
    8,042.58x = 50,005,720.30
  5. Step 5: Solve for x
    x = 50,005,720.30/8,042.58
  6. Step 6: Final answer
    x = 6,217.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.