Home / 3,724.97-5,140.20-2,232.14

Finding the Fourth Proportional to 3,724.97, 5,140.20 and 2,232.14

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Solution

The fourth proportional to 3,724.97, 5,140.20 and 2,232.14 is: 3,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.97 : 5,140.20 = 2,232.14 : x
  2. Step 2: Convert to fraction form
    3,724.97/5,140.20 = 2,232.14/x
  3. Step 3: Cross multiply
    3,724.97x = 5,140.20 × 2,232.14
  4. Step 4: Simplify right side
    3,724.97x = 11,473,633.18
  5. Step 5: Solve for x
    x = 11,473,633.18/3,724.97
  6. Step 6: Final answer
    x = 3,080.20

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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.