Home / 9,371.45-14,078.97-8,867.57

Finding the Fourth Proportional to 9,371.45, 14,078.97 and 8,867.57

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Solution

The fourth proportional to 9,371.45, 14,078.97 and 8,867.57 is: 13,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371.45 : 14,078.97 = 8,867.57 : x
  2. Step 2: Convert to fraction form
    9,371.45/14,078.97 = 8,867.57/x
  3. Step 3: Cross multiply
    9,371.45x = 14,078.97 × 8,867.57
  4. Step 4: Simplify right side
    9,371.45x = 124,846,181.61
  5. Step 5: Solve for x
    x = 124,846,181.61/9,371.45
  6. Step 6: Final answer
    x = 13,321.97

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1.5x scale

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.