Home / 3,873.38-5,359.33-3,377.05

Finding the Fourth Proportional to 3,873.38, 5,359.33 and 3,377.05

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Solution

The fourth proportional to 3,873.38, 5,359.33 and 3,377.05 is: 4,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.38 : 5,359.33 = 3,377.05 : x
  2. Step 2: Convert to fraction form
    3,873.38/5,359.33 = 3,377.05/x
  3. Step 3: Cross multiply
    3,873.38x = 5,359.33 × 3,377.05
  4. Step 4: Simplify right side
    3,873.38x = 18,098,716.20
  5. Step 5: Solve for x
    x = 18,098,716.20/3,873.38
  6. Step 6: Final answer
    x = 4,672.60

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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.