Home / 6,747.26-10,121.49-1,816.92

Finding the Fourth Proportional to 6,747.26, 10,121.49 and 1,816.92

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Solution

The fourth proportional to 6,747.26, 10,121.49 and 1,816.92 is: 2,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.26 : 10,121.49 = 1,816.92 : x
  2. Step 2: Convert to fraction form
    6,747.26/10,121.49 = 1,816.92/x
  3. Step 3: Cross multiply
    6,747.26x = 10,121.49 × 1,816.92
  4. Step 4: Simplify right side
    6,747.26x = 18,389,937.61
  5. Step 5: Solve for x
    x = 18,389,937.61/6,747.26
  6. Step 6: Final answer
    x = 2,725.54

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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.