Home / 4,132.26-5,700.87-2,639.79

Finding the Fourth Proportional to 4,132.26, 5,700.87 and 2,639.79

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Solution

The fourth proportional to 4,132.26, 5,700.87 and 2,639.79 is: 3,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.26 : 5,700.87 = 2,639.79 : x
  2. Step 2: Convert to fraction form
    4,132.26/5,700.87 = 2,639.79/x
  3. Step 3: Cross multiply
    4,132.26x = 5,700.87 × 2,639.79
  4. Step 4: Simplify right side
    4,132.26x = 15,049,099.62
  5. Step 5: Solve for x
    x = 15,049,099.62/4,132.26
  6. Step 6: Final answer
    x = 3,641.86

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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.