Home / 4,947.27-7,422.48-2,176.29

Finding the Fourth Proportional to 4,947.27, 7,422.48 and 2,176.29

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Solution

The fourth proportional to 4,947.27, 7,422.48 and 2,176.29 is: 3,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.27 : 7,422.48 = 2,176.29 : x
  2. Step 2: Convert to fraction form
    4,947.27/7,422.48 = 2,176.29/x
  3. Step 3: Cross multiply
    4,947.27x = 7,422.48 × 2,176.29
  4. Step 4: Simplify right side
    4,947.27x = 16,153,469.00
  5. Step 5: Solve for x
    x = 16,153,469.00/4,947.27
  6. Step 6: Final answer
    x = 3,265.13

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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.