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Finding the Fourth Proportional to 6,575.61, 9,074.29 and 3,591.44

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Solution

The fourth proportional to 6,575.61, 9,074.29 and 3,591.44 is: 4,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.61 : 9,074.29 = 3,591.44 : x
  2. Step 2: Convert to fraction form
    6,575.61/9,074.29 = 3,591.44/x
  3. Step 3: Cross multiply
    6,575.61x = 9,074.29 × 3,591.44
  4. Step 4: Simplify right side
    6,575.61x = 32,589,768.08
  5. Step 5: Solve for x
    x = 32,589,768.08/6,575.61
  6. Step 6: Final answer
    x = 4,956.16

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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.