Home / 2,974.18-4,458.18-1,512.52

Finding the Fourth Proportional to 2,974.18, 4,458.18 and 1,512.52

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Solution

The fourth proportional to 2,974.18, 4,458.18 and 1,512.52 is: 2,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.18 : 4,458.18 = 1,512.52 : x
  2. Step 2: Convert to fraction form
    2,974.18/4,458.18 = 1,512.52/x
  3. Step 3: Cross multiply
    2,974.18x = 4,458.18 × 1,512.52
  4. Step 4: Simplify right side
    2,974.18x = 6,743,086.41
  5. Step 5: Solve for x
    x = 6,743,086.41/2,974.18
  6. Step 6: Final answer
    x = 2,267.21

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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.