Home / 6,287.46-9,431.20-2,589.02

Finding the Fourth Proportional to 6,287.46, 9,431.20 and 2,589.02

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Solution

The fourth proportional to 6,287.46, 9,431.20 and 2,589.02 is: 3,883.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.46 : 9,431.20 = 2,589.02 : x
  2. Step 2: Convert to fraction form
    6,287.46/9,431.20 = 2,589.02/x
  3. Step 3: Cross multiply
    6,287.46x = 9,431.20 × 2,589.02
  4. Step 4: Simplify right side
    6,287.46x = 24,417,565.42
  5. Step 5: Solve for x
    x = 24,417,565.42/6,287.46
  6. Step 6: Final answer
    x = 3,883.53

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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.