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Finding the Fourth Proportional to 6,757.47, 9,323.58 and 4,104.92

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Solution

The fourth proportional to 6,757.47, 9,323.58 and 4,104.92 is: 5,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757.47 : 9,323.58 = 4,104.92 : x
  2. Step 2: Convert to fraction form
    6,757.47/9,323.58 = 4,104.92/x
  3. Step 3: Cross multiply
    6,757.47x = 9,323.58 × 4,104.92
  4. Step 4: Simplify right side
    6,757.47x = 38,272,573.32
  5. Step 5: Solve for x
    x = 38,272,573.32/6,757.47
  6. Step 6: Final answer
    x = 5,663.74

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Half scale
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Double scale
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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.