Home / 7,734.25-11,603.36-2,540.17

Finding the Fourth Proportional to 7,734.25, 11,603.36 and 2,540.17

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Solution

The fourth proportional to 7,734.25, 11,603.36 and 2,540.17 is: 3,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.25 : 11,603.36 = 2,540.17 : x
  2. Step 2: Convert to fraction form
    7,734.25/11,603.36 = 2,540.17/x
  3. Step 3: Cross multiply
    7,734.25x = 11,603.36 × 2,540.17
  4. Step 4: Simplify right side
    7,734.25x = 29,474,506.97
  5. Step 5: Solve for x
    x = 29,474,506.97/7,734.25
  6. Step 6: Final answer
    x = 3,810.91

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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.