Home / 3,032.22-4,546.89-979.74

Finding the Fourth Proportional to 3,032.22, 4,546.89 and 979.74

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Solution

The fourth proportional to 3,032.22, 4,546.89 and 979.74 is: 1,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.22 : 4,546.89 = 979.74 : x
  2. Step 2: Convert to fraction form
    3,032.22/4,546.89 = 979.74/x
  3. Step 3: Cross multiply
    3,032.22x = 4,546.89 × 979.74
  4. Step 4: Simplify right side
    3,032.22x = 4,454,770.01
  5. Step 5: Solve for x
    x = 4,454,770.01/3,032.22
  6. Step 6: Final answer
    x = 1,469.14

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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.