Home / 11,227.25-15,493.71-6,191.64

Finding the Fourth Proportional to 11,227.25, 15,493.71 and 6,191.64

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Solution

The fourth proportional to 11,227.25, 15,493.71 and 6,191.64 is: 8,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,227.25 : 15,493.71 = 6,191.64 : x
  2. Step 2: Convert to fraction form
    11,227.25/15,493.71 = 6,191.64/x
  3. Step 3: Cross multiply
    11,227.25x = 15,493.71 × 6,191.64
  4. Step 4: Simplify right side
    11,227.25x = 95,931,474.58
  5. Step 5: Solve for x
    x = 95,931,474.58/11,227.25
  6. Step 6: Final answer
    x = 8,544.52

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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.