Home / 3,708.58-5,117.61-2,216.02

Finding the Fourth Proportional to 3,708.58, 5,117.61 and 2,216.02

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Solution

The fourth proportional to 3,708.58, 5,117.61 and 2,216.02 is: 3,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.58 : 5,117.61 = 2,216.02 : x
  2. Step 2: Convert to fraction form
    3,708.58/5,117.61 = 2,216.02/x
  3. Step 3: Cross multiply
    3,708.58x = 5,117.61 × 2,216.02
  4. Step 4: Simplify right side
    3,708.58x = 11,340,726.11
  5. Step 5: Solve for x
    x = 11,340,726.11/3,708.58
  6. Step 6: Final answer
    x = 3,057.97

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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.