Home / 2,976.33-4,464.60-1,127.58

Finding the Fourth Proportional to 2,976.33, 4,464.60 and 1,127.58

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Solution

The fourth proportional to 2,976.33, 4,464.60 and 1,127.58 is: 1,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.33 : 4,464.60 = 1,127.58 : x
  2. Step 2: Convert to fraction form
    2,976.33/4,464.60 = 1,127.58/x
  3. Step 3: Cross multiply
    2,976.33x = 4,464.60 × 1,127.58
  4. Step 4: Simplify right side
    2,976.33x = 5,034,193.67
  5. Step 5: Solve for x
    x = 5,034,193.67/2,976.33
  6. Step 6: Final answer
    x = 1,691.41

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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.