Home / 3,257.12-4,497.05-2,079.79

Finding the Fourth Proportional to 3,257.12, 4,497.05 and 2,079.79

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Solution

The fourth proportional to 3,257.12, 4,497.05 and 2,079.79 is: 2,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.12 : 4,497.05 = 2,079.79 : x
  2. Step 2: Convert to fraction form
    3,257.12/4,497.05 = 2,079.79/x
  3. Step 3: Cross multiply
    3,257.12x = 4,497.05 × 2,079.79
  4. Step 4: Simplify right side
    3,257.12x = 9,352,913.58
  5. Step 5: Solve for x
    x = 9,352,913.58/3,257.12
  6. Step 6: Final answer
    x = 2,871.53

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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.