Home / 3,927.27-5,419.74-2,248.85

Finding the Fourth Proportional to 3,927.27, 5,419.74 and 2,248.85

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Solution

The fourth proportional to 3,927.27, 5,419.74 and 2,248.85 is: 3,103.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.27 : 5,419.74 = 2,248.85 : x
  2. Step 2: Convert to fraction form
    3,927.27/5,419.74 = 2,248.85/x
  3. Step 3: Cross multiply
    3,927.27x = 5,419.74 × 2,248.85
  4. Step 4: Simplify right side
    3,927.27x = 12,188,155.20
  5. Step 5: Solve for x
    x = 12,188,155.20/3,927.27
  6. Step 6: Final answer
    x = 3,103.47

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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.