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Finding the Fourth Proportional to 3,731.93, 5,149.92 and 2,053.17

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Solution

The fourth proportional to 3,731.93, 5,149.92 and 2,053.17 is: 2,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.93 : 5,149.92 = 2,053.17 : x
  2. Step 2: Convert to fraction form
    3,731.93/5,149.92 = 2,053.17/x
  3. Step 3: Cross multiply
    3,731.93x = 5,149.92 × 2,053.17
  4. Step 4: Simplify right side
    3,731.93x = 10,573,661.25
  5. Step 5: Solve for x
    x = 10,573,661.25/3,731.93
  6. Step 6: Final answer
    x = 2,833.30

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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.