Home / 9,731.94-13,414.30-7,603.75

Finding the Fourth Proportional to 9,731.94, 13,414.30 and 7,603.75

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Solution

The fourth proportional to 9,731.94, 13,414.30 and 7,603.75 is: 10,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.94 : 13,414.30 = 7,603.75 : x
  2. Step 2: Convert to fraction form
    9,731.94/13,414.30 = 7,603.75/x
  3. Step 3: Cross multiply
    9,731.94x = 13,414.30 × 7,603.75
  4. Step 4: Simplify right side
    9,731.94x = 101,999,029.88
  5. Step 5: Solve for x
    x = 101,999,029.88/9,731.94
  6. Step 6: Final answer
    x = 10,480.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.