Home / 11,072.29-15,278.99-6,227.75

Finding the Fourth Proportional to 11,072.29, 15,278.99 and 6,227.75

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Solution

The fourth proportional to 11,072.29, 15,278.99 and 6,227.75 is: 8,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.29 : 15,278.99 = 6,227.75 : x
  2. Step 2: Convert to fraction form
    11,072.29/15,278.99 = 6,227.75/x
  3. Step 3: Cross multiply
    11,072.29x = 15,278.99 × 6,227.75
  4. Step 4: Simplify right side
    11,072.29x = 95,153,669.15
  5. Step 5: Solve for x
    x = 95,153,669.15/11,072.29
  6. Step 6: Final answer
    x = 8,593.86

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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.