Home / 3,710.57-5,118.17-2,501.28

Finding the Fourth Proportional to 3,710.57, 5,118.17 and 2,501.28

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Solution

The fourth proportional to 3,710.57, 5,118.17 and 2,501.28 is: 3,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.57 : 5,118.17 = 2,501.28 : x
  2. Step 2: Convert to fraction form
    3,710.57/5,118.17 = 2,501.28/x
  3. Step 3: Cross multiply
    3,710.57x = 5,118.17 × 2,501.28
  4. Step 4: Simplify right side
    3,710.57x = 12,801,963.75
  5. Step 5: Solve for x
    x = 12,801,963.75/3,710.57
  6. Step 6: Final answer
    x = 3,450.14

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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.