Home / 11,227.16-15,493.60-6,191.58

Finding the Fourth Proportional to 11,227.16, 15,493.60 and 6,191.58

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Solution

The fourth proportional to 11,227.16, 15,493.60 and 6,191.58 is: 8,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.16 : 15,493.60 = 6,191.58 : x
  2. Step 2: Convert to fraction form
    11,227.16/15,493.60 = 6,191.58/x
  3. Step 3: Cross multiply
    11,227.16x = 15,493.60 × 6,191.58
  4. Step 4: Simplify right side
    11,227.16x = 95,929,863.89
  5. Step 5: Solve for x
    x = 95,929,863.89/11,227.16
  6. Step 6: Final answer
    x = 8,544.45

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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.