Home / 11,003.25-15,184.51-6,287.52

Finding the Fourth Proportional to 11,003.25, 15,184.51 and 6,287.52

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Solution

The fourth proportional to 11,003.25, 15,184.51 and 6,287.52 is: 8,676.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.25 : 15,184.51 = 6,287.52 : x
  2. Step 2: Convert to fraction form
    11,003.25/15,184.51 = 6,287.52/x
  3. Step 3: Cross multiply
    11,003.25x = 15,184.51 × 6,287.52
  4. Step 4: Simplify right side
    11,003.25x = 95,472,910.32
  5. Step 5: Solve for x
    x = 95,472,910.32/11,003.25
  6. Step 6: Final answer
    x = 8,676.79

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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.