Home / 9,304.11-12,839.78-5,324.98

Finding the Fourth Proportional to 9,304.11, 12,839.78 and 5,324.98

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Solution

The fourth proportional to 9,304.11, 12,839.78 and 5,324.98 is: 7,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304.11 : 12,839.78 = 5,324.98 : x
  2. Step 2: Convert to fraction form
    9,304.11/12,839.78 = 5,324.98/x
  3. Step 3: Cross multiply
    9,304.11x = 12,839.78 × 5,324.98
  4. Step 4: Simplify right side
    9,304.11x = 68,371,571.70
  5. Step 5: Solve for x
    x = 68,371,571.70/9,304.11
  6. Step 6: Final answer
    x = 7,348.53

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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.