Home / 5,747.47-8,616.83-2,972.36

Finding the Fourth Proportional to 5,747.47, 8,616.83 and 2,972.36

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Solution

The fourth proportional to 5,747.47, 8,616.83 and 2,972.36 is: 4,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.47 : 8,616.83 = 2,972.36 : x
  2. Step 2: Convert to fraction form
    5,747.47/8,616.83 = 2,972.36/x
  3. Step 3: Cross multiply
    5,747.47x = 8,616.83 × 2,972.36
  4. Step 4: Simplify right side
    5,747.47x = 25,612,327.50
  5. Step 5: Solve for x
    x = 25,612,327.50/5,747.47
  6. Step 6: Final answer
    x = 4,456.28

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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.