Home / 3,939.17-5,908.15-1,747.52

Finding the Fourth Proportional to 3,939.17, 5,908.15 and 1,747.52

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Solution

The fourth proportional to 3,939.17, 5,908.15 and 1,747.52 is: 2,621.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939.17 : 5,908.15 = 1,747.52 : x
  2. Step 2: Convert to fraction form
    3,939.17/5,908.15 = 1,747.52/x
  3. Step 3: Cross multiply
    3,939.17x = 5,908.15 × 1,747.52
  4. Step 4: Simplify right side
    3,939.17x = 10,324,582.93
  5. Step 5: Solve for x
    x = 10,324,582.93/3,939.17
  6. Step 6: Final answer
    x = 2,621.00

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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.