Home / 9,178.30-13,767.97-2,603.97

Finding the Fourth Proportional to 9,178.30, 13,767.97 and 2,603.97

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Solution

The fourth proportional to 9,178.30, 13,767.97 and 2,603.97 is: 3,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.30 : 13,767.97 = 2,603.97 : x
  2. Step 2: Convert to fraction form
    9,178.30/13,767.97 = 2,603.97/x
  3. Step 3: Cross multiply
    9,178.30x = 13,767.97 × 2,603.97
  4. Step 4: Simplify right side
    9,178.30x = 35,851,380.84
  5. Step 5: Solve for x
    x = 35,851,380.84/9,178.30
  6. Step 6: Final answer
    x = 3,906.10

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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.