Home / 10,868.34-16,304.13-3,076.95

Finding the Fourth Proportional to 10,868.34, 16,304.13 and 3,076.95

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Solution

The fourth proportional to 10,868.34, 16,304.13 and 3,076.95 is: 4,615.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.34 : 16,304.13 = 3,076.95 : x
  2. Step 2: Convert to fraction form
    10,868.34/16,304.13 = 3,076.95/x
  3. Step 3: Cross multiply
    10,868.34x = 16,304.13 × 3,076.95
  4. Step 4: Simplify right side
    10,868.34x = 50,166,992.80
  5. Step 5: Solve for x
    x = 50,166,992.80/10,868.34
  6. Step 6: Final answer
    x = 4,615.88

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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.