Home / 5,540.13-8,305.52-2,417.85

Finding the Fourth Proportional to 5,540.13, 8,305.52 and 2,417.85

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Solution

The fourth proportional to 5,540.13, 8,305.52 and 2,417.85 is: 3,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.13 : 8,305.52 = 2,417.85 : x
  2. Step 2: Convert to fraction form
    5,540.13/8,305.52 = 2,417.85/x
  3. Step 3: Cross multiply
    5,540.13x = 8,305.52 × 2,417.85
  4. Step 4: Simplify right side
    5,540.13x = 20,081,507.58
  5. Step 5: Solve for x
    x = 20,081,507.58/5,540.13
  6. Step 6: Final answer
    x = 3,624.74

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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.