Home / 7,414.32-10,232.91-4,227.62

Finding the Fourth Proportional to 7,414.32, 10,232.91 and 4,227.62

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Solution

The fourth proportional to 7,414.32, 10,232.91 and 4,227.62 is: 5,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.32 : 10,232.91 = 4,227.62 : x
  2. Step 2: Convert to fraction form
    7,414.32/10,232.91 = 4,227.62/x
  3. Step 3: Cross multiply
    7,414.32x = 10,232.91 × 4,227.62
  4. Step 4: Simplify right side
    7,414.32x = 43,260,820.70
  5. Step 5: Solve for x
    x = 43,260,820.70/7,414.32
  6. Step 6: Final answer
    x = 5,834.77

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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.