Home / 2,248.36-3,372.90-788.56

Finding the Fourth Proportional to 2,248.36, 3,372.90 and 788.56

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Solution

The fourth proportional to 2,248.36, 3,372.90 and 788.56 is: 1,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.36 : 3,372.90 = 788.56 : x
  2. Step 2: Convert to fraction form
    2,248.36/3,372.90 = 788.56/x
  3. Step 3: Cross multiply
    2,248.36x = 3,372.90 × 788.56
  4. Step 4: Simplify right side
    2,248.36x = 2,659,734.02
  5. Step 5: Solve for x
    x = 2,659,734.02/2,248.36
  6. Step 6: Final answer
    x = 1,182.97

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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.