Home / 10,194.06-15,278.13-5,571.66

Finding the Fourth Proportional to 10,194.06, 15,278.13 and 5,571.66

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Solution

The fourth proportional to 10,194.06, 15,278.13 and 5,571.66 is: 8,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.06 : 15,278.13 = 5,571.66 : x
  2. Step 2: Convert to fraction form
    10,194.06/15,278.13 = 5,571.66/x
  3. Step 3: Cross multiply
    10,194.06x = 15,278.13 × 5,571.66
  4. Step 4: Simplify right side
    10,194.06x = 85,124,545.80
  5. Step 5: Solve for x
    x = 85,124,545.80/10,194.06
  6. Step 6: Final answer
    x = 8,350.41

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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.