Home / 11,186.82-15,436.76-6,150.96

Finding the Fourth Proportional to 11,186.82, 15,436.76 and 6,150.96

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Solution

The fourth proportional to 11,186.82, 15,436.76 and 6,150.96 is: 8,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.82 : 15,436.76 = 6,150.96 : x
  2. Step 2: Convert to fraction form
    11,186.82/15,436.76 = 6,150.96/x
  3. Step 3: Cross multiply
    11,186.82x = 15,436.76 × 6,150.96
  4. Step 4: Simplify right side
    11,186.82x = 94,950,862.53
  5. Step 5: Solve for x
    x = 94,950,862.53/11,186.82
  6. Step 6: Final answer
    x = 8,487.74

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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.