Home / 9,177.21-13,766.49-2,603.88

Finding the Fourth Proportional to 9,177.21, 13,766.49 and 2,603.88

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Solution

The fourth proportional to 9,177.21, 13,766.49 and 2,603.88 is: 3,906.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.21 : 13,766.49 = 2,603.88 : x
  2. Step 2: Convert to fraction form
    9,177.21/13,766.49 = 2,603.88/x
  3. Step 3: Cross multiply
    9,177.21x = 13,766.49 × 2,603.88
  4. Step 4: Simplify right side
    9,177.21x = 35,846,287.98
  5. Step 5: Solve for x
    x = 35,846,287.98/9,177.21
  6. Step 6: Final answer
    x = 3,906.01

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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.