Home / 6,186.45-8,537.28-3,391.95

Finding the Fourth Proportional to 6,186.45, 8,537.28 and 3,391.95

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Solution

The fourth proportional to 6,186.45, 8,537.28 and 3,391.95 is: 4,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.45 : 8,537.28 = 3,391.95 : x
  2. Step 2: Convert to fraction form
    6,186.45/8,537.28 = 3,391.95/x
  3. Step 3: Cross multiply
    6,186.45x = 8,537.28 × 3,391.95
  4. Step 4: Simplify right side
    6,186.45x = 28,958,026.90
  5. Step 5: Solve for x
    x = 28,958,026.90/6,186.45
  6. Step 6: Final answer
    x = 4,680.88

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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.