Home / 4,151.43-5,731.20-3,253.32

Finding the Fourth Proportional to 4,151.43, 5,731.20 and 3,253.32

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Solution

The fourth proportional to 4,151.43, 5,731.20 and 3,253.32 is: 4,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.43 : 5,731.20 = 3,253.32 : x
  2. Step 2: Convert to fraction form
    4,151.43/5,731.20 = 3,253.32/x
  3. Step 3: Cross multiply
    4,151.43x = 5,731.20 × 3,253.32
  4. Step 4: Simplify right side
    4,151.43x = 18,645,427.58
  5. Step 5: Solve for x
    x = 18,645,427.58/4,151.43
  6. Step 6: Final answer
    x = 4,491.33

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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.