Home / 10,304.78-14,216.57-6,723.95

Finding the Fourth Proportional to 10,304.78, 14,216.57 and 6,723.95

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Solution

The fourth proportional to 10,304.78, 14,216.57 and 6,723.95 is: 9,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304.78 : 14,216.57 = 6,723.95 : x
  2. Step 2: Convert to fraction form
    10,304.78/14,216.57 = 6,723.95/x
  3. Step 3: Cross multiply
    10,304.78x = 14,216.57 × 6,723.95
  4. Step 4: Simplify right side
    10,304.78x = 95,591,401.15
  5. Step 5: Solve for x
    x = 95,591,401.15/10,304.78
  6. Step 6: Final answer
    x = 9,276.42

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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.