Home / 3,724.67-5,140.13-2,046.12

Finding the Fourth Proportional to 3,724.67, 5,140.13 and 2,046.12

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Solution

The fourth proportional to 3,724.67, 5,140.13 and 2,046.12 is: 2,823.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.67 : 5,140.13 = 2,046.12 : x
  2. Step 2: Convert to fraction form
    3,724.67/5,140.13 = 2,046.12/x
  3. Step 3: Cross multiply
    3,724.67x = 5,140.13 × 2,046.12
  4. Step 4: Simplify right side
    3,724.67x = 10,517,322.80
  5. Step 5: Solve for x
    x = 10,517,322.80/3,724.67
  6. Step 6: Final answer
    x = 2,823.69

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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.