Home / 11,227.11-15,494.30-6,191.79

Finding the Fourth Proportional to 11,227.11, 15,494.30 and 6,191.79

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Solution

The fourth proportional to 11,227.11, 15,494.30 and 6,191.79 is: 8,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.11 : 15,494.30 = 6,191.79 : x
  2. Step 2: Convert to fraction form
    11,227.11/15,494.30 = 6,191.79/x
  3. Step 3: Cross multiply
    11,227.11x = 15,494.30 × 6,191.79
  4. Step 4: Simplify right side
    11,227.11x = 95,937,420.84
  5. Step 5: Solve for x
    x = 95,937,420.84/11,227.11
  6. Step 6: Final answer
    x = 8,545.16

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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.