Home / 10,280.96-15,414.96-4,434.56

Finding the Fourth Proportional to 10,280.96, 15,414.96 and 4,434.56

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Solution

The fourth proportional to 10,280.96, 15,414.96 and 4,434.56 is: 6,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.96 : 15,414.96 = 4,434.56 : x
  2. Step 2: Convert to fraction form
    10,280.96/15,414.96 = 4,434.56/x
  3. Step 3: Cross multiply
    10,280.96x = 15,414.96 × 4,434.56
  4. Step 4: Simplify right side
    10,280.96x = 68,358,565.02
  5. Step 5: Solve for x
    x = 68,358,565.02/10,280.96
  6. Step 6: Final answer
    x = 6,649.04

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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.