Home / 11,193.75-15,446.36-6,158.18

Finding the Fourth Proportional to 11,193.75, 15,446.36 and 6,158.18

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Solution

The fourth proportional to 11,193.75, 15,446.36 and 6,158.18 is: 8,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.75 : 15,446.36 = 6,158.18 : x
  2. Step 2: Convert to fraction form
    11,193.75/15,446.36 = 6,158.18/x
  3. Step 3: Cross multiply
    11,193.75x = 15,446.36 × 6,158.18
  4. Step 4: Simplify right side
    11,193.75x = 95,121,519.24
  5. Step 5: Solve for x
    x = 95,121,519.24/11,193.75
  6. Step 6: Final answer
    x = 8,497.73

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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.