Home / 6,766.08-9,335.13-3,932.90

Finding the Fourth Proportional to 6,766.08, 9,335.13 and 3,932.90

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Solution

The fourth proportional to 6,766.08, 9,335.13 and 3,932.90 is: 5,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.08 : 9,335.13 = 3,932.90 : x
  2. Step 2: Convert to fraction form
    6,766.08/9,335.13 = 3,932.90/x
  3. Step 3: Cross multiply
    6,766.08x = 9,335.13 × 3,932.90
  4. Step 4: Simplify right side
    6,766.08x = 36,714,086.10
  5. Step 5: Solve for x
    x = 36,714,086.10/6,766.08
  6. Step 6: Final answer
    x = 5,426.20

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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.