Home / 2,708.22-4,063.80-1,149.10

Finding the Fourth Proportional to 2,708.22, 4,063.80 and 1,149.10

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Solution

The fourth proportional to 2,708.22, 4,063.80 and 1,149.10 is: 1,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.22 : 4,063.80 = 1,149.10 : x
  2. Step 2: Convert to fraction form
    2,708.22/4,063.80 = 1,149.10/x
  3. Step 3: Cross multiply
    2,708.22x = 4,063.80 × 1,149.10
  4. Step 4: Simplify right side
    2,708.22x = 4,669,712.58
  5. Step 5: Solve for x
    x = 4,669,712.58/2,708.22
  6. Step 6: Final answer
    x = 1,724.27

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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.