Home / 10,867.95-16,310.07-5,028.66

Finding the Fourth Proportional to 10,867.95, 16,310.07 and 5,028.66

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Solution

The fourth proportional to 10,867.95, 16,310.07 and 5,028.66 is: 7,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.95 : 16,310.07 = 5,028.66 : x
  2. Step 2: Convert to fraction form
    10,867.95/16,310.07 = 5,028.66/x
  3. Step 3: Cross multiply
    10,867.95x = 16,310.07 × 5,028.66
  4. Step 4: Simplify right side
    10,867.95x = 82,017,796.61
  5. Step 5: Solve for x
    x = 82,017,796.61/10,867.95
  6. Step 6: Final answer
    x = 7,546.76

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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.