Home / 3,719.17-5,132.26-2,040.52

Finding the Fourth Proportional to 3,719.17, 5,132.26 and 2,040.52

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Solution

The fourth proportional to 3,719.17, 5,132.26 and 2,040.52 is: 2,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.17 : 5,132.26 = 2,040.52 : x
  2. Step 2: Convert to fraction form
    3,719.17/5,132.26 = 2,040.52/x
  3. Step 3: Cross multiply
    3,719.17x = 5,132.26 × 2,040.52
  4. Step 4: Simplify right side
    3,719.17x = 10,472,464.08
  5. Step 5: Solve for x
    x = 10,472,464.08/3,719.17
  6. Step 6: Final answer
    x = 2,815.81

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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.