Home / 2,948.76-4,067.60-1,753.38

Finding the Fourth Proportional to 2,948.76, 4,067.60 and 1,753.38

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Solution

The fourth proportional to 2,948.76, 4,067.60 and 1,753.38 is: 2,418.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.76 : 4,067.60 = 1,753.38 : x
  2. Step 2: Convert to fraction form
    2,948.76/4,067.60 = 1,753.38/x
  3. Step 3: Cross multiply
    2,948.76x = 4,067.60 × 1,753.38
  4. Step 4: Simplify right side
    2,948.76x = 7,132,039.72
  5. Step 5: Solve for x
    x = 7,132,039.72/2,948.76
  6. Step 6: Final answer
    x = 2,418.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.