Home / 3,724.66-5,140.07-2,046.11

Finding the Fourth Proportional to 3,724.66, 5,140.07 and 2,046.11

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Solution

The fourth proportional to 3,724.66, 5,140.07 and 2,046.11 is: 2,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.66 : 5,140.07 = 2,046.11 : x
  2. Step 2: Convert to fraction form
    3,724.66/5,140.07 = 2,046.11/x
  3. Step 3: Cross multiply
    3,724.66x = 5,140.07 × 2,046.11
  4. Step 4: Simplify right side
    3,724.66x = 10,517,112.70
  5. Step 5: Solve for x
    x = 10,517,112.70/3,724.66
  6. Step 6: Final answer
    x = 2,823.64

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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.