Home / 2,472.36-3,414.39-2,261.76

Finding the Fourth Proportional to 2,472.36, 3,414.39 and 2,261.76

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Solution

The fourth proportional to 2,472.36, 3,414.39 and 2,261.76 is: 3,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.36 : 3,414.39 = 2,261.76 : x
  2. Step 2: Convert to fraction form
    2,472.36/3,414.39 = 2,261.76/x
  3. Step 3: Cross multiply
    2,472.36x = 3,414.39 × 2,261.76
  4. Step 4: Simplify right side
    2,472.36x = 7,722,530.73
  5. Step 5: Solve for x
    x = 7,722,530.73/2,472.36
  6. Step 6: Final answer
    x = 3,123.55

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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.