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Finding the Fourth Proportional to 6,575.67, 9,074.55 and 3,591.63

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Solution

The fourth proportional to 6,575.67, 9,074.55 and 3,591.63 is: 4,956.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.67 : 9,074.55 = 3,591.63 : x
  2. Step 2: Convert to fraction form
    6,575.67/9,074.55 = 3,591.63/x
  3. Step 3: Cross multiply
    6,575.67x = 9,074.55 × 3,591.63
  4. Step 4: Simplify right side
    6,575.67x = 32,592,426.02
  5. Step 5: Solve for x
    x = 32,592,426.02/6,575.67
  6. Step 6: Final answer
    x = 4,956.52

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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.