Home / 10,908.70-15,052.49-6,192.07

Finding the Fourth Proportional to 10,908.70, 15,052.49 and 6,192.07

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Solution

The fourth proportional to 10,908.70, 15,052.49 and 6,192.07 is: 8,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.70 : 15,052.49 = 6,192.07 : x
  2. Step 2: Convert to fraction form
    10,908.70/15,052.49 = 6,192.07/x
  3. Step 3: Cross multiply
    10,908.70x = 15,052.49 × 6,192.07
  4. Step 4: Simplify right side
    10,908.70x = 93,206,071.75
  5. Step 5: Solve for x
    x = 93,206,071.75/10,908.70
  6. Step 6: Final answer
    x = 8,544.20

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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.