Home / 3,724.61-5,138.51-2,232.59

Finding the Fourth Proportional to 3,724.61, 5,138.51 and 2,232.59

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Solution

The fourth proportional to 3,724.61, 5,138.51 and 2,232.59 is: 3,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.61 : 5,138.51 = 2,232.59 : x
  2. Step 2: Convert to fraction form
    3,724.61/5,138.51 = 2,232.59/x
  3. Step 3: Cross multiply
    3,724.61x = 5,138.51 × 2,232.59
  4. Step 4: Simplify right side
    3,724.61x = 11,472,149.19
  5. Step 5: Solve for x
    x = 11,472,149.19/3,724.61
  6. Step 6: Final answer
    x = 3,080.10

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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.