Home / 7,414.12-10,230.78-4,227.04

Finding the Fourth Proportional to 7,414.12, 10,230.78 and 4,227.04

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Solution

The fourth proportional to 7,414.12, 10,230.78 and 4,227.04 is: 5,832.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.12 : 10,230.78 = 4,227.04 : x
  2. Step 2: Convert to fraction form
    7,414.12/10,230.78 = 4,227.04/x
  3. Step 3: Cross multiply
    7,414.12x = 10,230.78 × 4,227.04
  4. Step 4: Simplify right side
    7,414.12x = 43,245,916.29
  5. Step 5: Solve for x
    x = 43,245,916.29/7,414.12
  6. Step 6: Final answer
    x = 5,832.91

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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.