Home / 3,641.76-5,025.24-2,149.74

Finding the Fourth Proportional to 3,641.76, 5,025.24 and 2,149.74

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Solution

The fourth proportional to 3,641.76, 5,025.24 and 2,149.74 is: 2,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.76 : 5,025.24 = 2,149.74 : x
  2. Step 2: Convert to fraction form
    3,641.76/5,025.24 = 2,149.74/x
  3. Step 3: Cross multiply
    3,641.76x = 5,025.24 × 2,149.74
  4. Step 4: Simplify right side
    3,641.76x = 10,802,959.44
  5. Step 5: Solve for x
    x = 10,802,959.44/3,641.76
  6. Step 6: Final answer
    x = 2,966.41

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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.