Home / 11,146.62-15,382.20-6,042.12

Finding the Fourth Proportional to 11,146.62, 15,382.20 and 6,042.12

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Solution

The fourth proportional to 11,146.62, 15,382.20 and 6,042.12 is: 8,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.62 : 15,382.20 = 6,042.12 : x
  2. Step 2: Convert to fraction form
    11,146.62/15,382.20 = 6,042.12/x
  3. Step 3: Cross multiply
    11,146.62x = 15,382.20 × 6,042.12
  4. Step 4: Simplify right side
    11,146.62x = 92,941,098.26
  5. Step 5: Solve for x
    x = 92,941,098.26/11,146.62
  6. Step 6: Final answer
    x = 8,338.05

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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.