Home / 5,436.17-8,141.49-2,654.13

Finding the Fourth Proportional to 5,436.17, 8,141.49 and 2,654.13

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Solution

The fourth proportional to 5,436.17, 8,141.49 and 2,654.13 is: 3,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.17 : 8,141.49 = 2,654.13 : x
  2. Step 2: Convert to fraction form
    5,436.17/8,141.49 = 2,654.13/x
  3. Step 3: Cross multiply
    5,436.17x = 8,141.49 × 2,654.13
  4. Step 4: Simplify right side
    5,436.17x = 21,608,572.85
  5. Step 5: Solve for x
    x = 21,608,572.85/5,436.17
  6. Step 6: Final answer
    x = 3,974.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.