Home / 10,850.15-16,275.17-4,609.20

Finding the Fourth Proportional to 10,850.15, 16,275.17 and 4,609.20

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Solution

The fourth proportional to 10,850.15, 16,275.17 and 4,609.20 is: 6,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.15 : 16,275.17 = 4,609.20 : x
  2. Step 2: Convert to fraction form
    10,850.15/16,275.17 = 4,609.20/x
  3. Step 3: Cross multiply
    10,850.15x = 16,275.17 × 4,609.20
  4. Step 4: Simplify right side
    10,850.15x = 75,015,513.56
  5. Step 5: Solve for x
    x = 75,015,513.56/10,850.15
  6. Step 6: Final answer
    x = 6,913.78

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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.