Home / 11,008.22-15,187.76-6,227.71

Finding the Fourth Proportional to 11,008.22, 15,187.76 and 6,227.71

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Solution

The fourth proportional to 11,008.22, 15,187.76 and 6,227.71 is: 8,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.22 : 15,187.76 = 6,227.71 : x
  2. Step 2: Convert to fraction form
    11,008.22/15,187.76 = 6,227.71/x
  3. Step 3: Cross multiply
    11,008.22x = 15,187.76 × 6,227.71
  4. Step 4: Simplify right side
    11,008.22x = 94,584,942.43
  5. Step 5: Solve for x
    x = 94,584,942.43/11,008.22
  6. Step 6: Final answer
    x = 8,592.21

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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.