Home / 2,339.96-3,229.10-1,292.02

Finding the Fourth Proportional to 2,339.96, 3,229.10 and 1,292.02

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Solution

The fourth proportional to 2,339.96, 3,229.10 and 1,292.02 is: 1,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.96 : 3,229.10 = 1,292.02 : x
  2. Step 2: Convert to fraction form
    2,339.96/3,229.10 = 1,292.02/x
  3. Step 3: Cross multiply
    2,339.96x = 3,229.10 × 1,292.02
  4. Step 4: Simplify right side
    2,339.96x = 4,172,052.09
  5. Step 5: Solve for x
    x = 4,172,052.09/2,339.96
  6. Step 6: Final answer
    x = 1,782.96

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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.