Home / 9,157.88-12,634.30-5,974.92

Finding the Fourth Proportional to 9,157.88, 12,634.30 and 5,974.92

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Solution

The fourth proportional to 9,157.88, 12,634.30 and 5,974.92 is: 8,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.88 : 12,634.30 = 5,974.92 : x
  2. Step 2: Convert to fraction form
    9,157.88/12,634.30 = 5,974.92/x
  3. Step 3: Cross multiply
    9,157.88x = 12,634.30 × 5,974.92
  4. Step 4: Simplify right side
    9,157.88x = 75,488,931.76
  5. Step 5: Solve for x
    x = 75,488,931.76/9,157.88
  6. Step 6: Final answer
    x = 8,243.06

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Similar ratio
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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.