Home / 3,603.15-5,397.50-2,863.96

Finding the Fourth Proportional to 3,603.15, 5,397.50 and 2,863.96

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Solution

The fourth proportional to 3,603.15, 5,397.50 and 2,863.96 is: 4,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.15 : 5,397.50 = 2,863.96 : x
  2. Step 2: Convert to fraction form
    3,603.15/5,397.50 = 2,863.96/x
  3. Step 3: Cross multiply
    3,603.15x = 5,397.50 × 2,863.96
  4. Step 4: Simplify right side
    3,603.15x = 15,458,217.77
  5. Step 5: Solve for x
    x = 15,458,217.77/3,603.15
  6. Step 6: Final answer
    x = 4,290.20

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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.