Home / 5,747.29-8,616.56-2,972.19

Finding the Fourth Proportional to 5,747.29, 8,616.56 and 2,972.19

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Solution

The fourth proportional to 5,747.29, 8,616.56 and 2,972.19 is: 4,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.29 : 8,616.56 = 2,972.19 : x
  2. Step 2: Convert to fraction form
    5,747.29/8,616.56 = 2,972.19/x
  3. Step 3: Cross multiply
    5,747.29x = 8,616.56 × 2,972.19
  4. Step 4: Simplify right side
    5,747.29x = 25,610,070.92
  5. Step 5: Solve for x
    x = 25,610,070.92/5,747.29
  6. Step 6: Final answer
    x = 4,456.02

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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.