Home / 2,239.11-3,091.86-1,454.58

Finding the Fourth Proportional to 2,239.11, 3,091.86 and 1,454.58

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Solution

The fourth proportional to 2,239.11, 3,091.86 and 1,454.58 is: 2,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.11 : 3,091.86 = 1,454.58 : x
  2. Step 2: Convert to fraction form
    2,239.11/3,091.86 = 1,454.58/x
  3. Step 3: Cross multiply
    2,239.11x = 3,091.86 × 1,454.58
  4. Step 4: Simplify right side
    2,239.11x = 4,497,357.72
  5. Step 5: Solve for x
    x = 4,497,357.72/2,239.11
  6. Step 6: Final answer
    x = 2,008.55

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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.