Home / 7,414.16-11,123.57-3,257.66

Finding the Fourth Proportional to 7,414.16, 11,123.57 and 3,257.66

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Solution

The fourth proportional to 7,414.16, 11,123.57 and 3,257.66 is: 4,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.16 : 11,123.57 = 3,257.66 : x
  2. Step 2: Convert to fraction form
    7,414.16/11,123.57 = 3,257.66/x
  3. Step 3: Cross multiply
    7,414.16x = 11,123.57 × 3,257.66
  4. Step 4: Simplify right side
    7,414.16x = 36,236,834.89
  5. Step 5: Solve for x
    x = 36,236,834.89/7,414.16
  6. Step 6: Final answer
    x = 4,887.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.