Home / 9,165.28-13,747.80-2,239.84

Finding the Fourth Proportional to 9,165.28, 13,747.80 and 2,239.84

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Solution

The fourth proportional to 9,165.28, 13,747.80 and 2,239.84 is: 3,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.28 : 13,747.80 = 2,239.84 : x
  2. Step 2: Convert to fraction form
    9,165.28/13,747.80 = 2,239.84/x
  3. Step 3: Cross multiply
    9,165.28x = 13,747.80 × 2,239.84
  4. Step 4: Simplify right side
    9,165.28x = 30,792,872.35
  5. Step 5: Solve for x
    x = 30,792,872.35/9,165.28
  6. Step 6: Final answer
    x = 3,359.73

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1.5x scale

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.