Home / 7,411.73-11,118.18-2,481.39

Finding the Fourth Proportional to 7,411.73, 11,118.18 and 2,481.39

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Solution

The fourth proportional to 7,411.73, 11,118.18 and 2,481.39 is: 3,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.73 : 11,118.18 = 2,481.39 : x
  2. Step 2: Convert to fraction form
    7,411.73/11,118.18 = 2,481.39/x
  3. Step 3: Cross multiply
    7,411.73x = 11,118.18 × 2,481.39
  4. Step 4: Simplify right side
    7,411.73x = 27,588,540.67
  5. Step 5: Solve for x
    x = 27,588,540.67/7,411.73
  6. Step 6: Final answer
    x = 3,722.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.