Home / 4,966.19-7,449.27-3,118.61

Finding the Fourth Proportional to 4,966.19, 7,449.27 and 3,118.61

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Solution

The fourth proportional to 4,966.19, 7,449.27 and 3,118.61 is: 4,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.19 : 7,449.27 = 3,118.61 : x
  2. Step 2: Convert to fraction form
    4,966.19/7,449.27 = 3,118.61/x
  3. Step 3: Cross multiply
    4,966.19x = 7,449.27 × 3,118.61
  4. Step 4: Simplify right side
    4,966.19x = 23,231,330.67
  5. Step 5: Solve for x
    x = 23,231,330.67/4,966.19
  6. Step 6: Final answer
    x = 4,677.90

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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.