Home / 2,708.25-4,062.59-1,537.80

Finding the Fourth Proportional to 2,708.25, 4,062.59 and 1,537.80

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Solution

The fourth proportional to 2,708.25, 4,062.59 and 1,537.80 is: 2,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.25 : 4,062.59 = 1,537.80 : x
  2. Step 2: Convert to fraction form
    2,708.25/4,062.59 = 1,537.80/x
  3. Step 3: Cross multiply
    2,708.25x = 4,062.59 × 1,537.80
  4. Step 4: Simplify right side
    2,708.25x = 6,247,443.21
  5. Step 5: Solve for x
    x = 6,247,443.21/2,708.25
  6. Step 6: Final answer
    x = 2,306.82

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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.