Home / 10,433.01-15,649.11-4,191.15

Finding the Fourth Proportional to 10,433.01, 15,649.11 and 4,191.15

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Solution

The fourth proportional to 10,433.01, 15,649.11 and 4,191.15 is: 6,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.01 : 15,649.11 = 4,191.15 : x
  2. Step 2: Convert to fraction form
    10,433.01/15,649.11 = 4,191.15/x
  3. Step 3: Cross multiply
    10,433.01x = 15,649.11 × 4,191.15
  4. Step 4: Simplify right side
    10,433.01x = 65,587,767.38
  5. Step 5: Solve for x
    x = 65,587,767.38/10,433.01
  6. Step 6: Final answer
    x = 6,286.56

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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.