Home / 3,275.44-4,520.21-2,098.71

Finding the Fourth Proportional to 3,275.44, 4,520.21 and 2,098.71

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Solution

The fourth proportional to 3,275.44, 4,520.21 and 2,098.71 is: 2,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.44 : 4,520.21 = 2,098.71 : x
  2. Step 2: Convert to fraction form
    3,275.44/4,520.21 = 2,098.71/x
  3. Step 3: Cross multiply
    3,275.44x = 4,520.21 × 2,098.71
  4. Step 4: Simplify right side
    3,275.44x = 9,486,599.44
  5. Step 5: Solve for x
    x = 9,486,599.44/3,275.44
  6. Step 6: Final answer
    x = 2,896.28

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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.