Home / 12,382.04-17,086.20-6,793.04

Finding the Fourth Proportional to 12,382.04, 17,086.20 and 6,793.04

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Solution

The fourth proportional to 12,382.04, 17,086.20 and 6,793.04 is: 9,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382.04 : 17,086.20 = 6,793.04 : x
  2. Step 2: Convert to fraction form
    12,382.04/17,086.20 = 6,793.04/x
  3. Step 3: Cross multiply
    12,382.04x = 17,086.20 × 6,793.04
  4. Step 4: Simplify right side
    12,382.04x = 116,067,240.05
  5. Step 5: Solve for x
    x = 116,067,240.05/12,382.04
  6. Step 6: Final answer
    x = 9,373.84

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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.