Home / 9,231.17-12,734.25-6,248.12

Finding the Fourth Proportional to 9,231.17, 12,734.25 and 6,248.12

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Solution

The fourth proportional to 9,231.17, 12,734.25 and 6,248.12 is: 8,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.17 : 12,734.25 = 6,248.12 : x
  2. Step 2: Convert to fraction form
    9,231.17/12,734.25 = 6,248.12/x
  3. Step 3: Cross multiply
    9,231.17x = 12,734.25 × 6,248.12
  4. Step 4: Simplify right side
    9,231.17x = 79,565,122.11
  5. Step 5: Solve for x
    x = 79,565,122.11/9,231.17
  6. Step 6: Final answer
    x = 8,619.18

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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.