Home / 6,769.92-9,339.80-4,251.18

Finding the Fourth Proportional to 6,769.92, 9,339.80 and 4,251.18

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Solution

The fourth proportional to 6,769.92, 9,339.80 and 4,251.18 is: 5,864.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.92 : 9,339.80 = 4,251.18 : x
  2. Step 2: Convert to fraction form
    6,769.92/9,339.80 = 4,251.18/x
  3. Step 3: Cross multiply
    6,769.92x = 9,339.80 × 4,251.18
  4. Step 4: Simplify right side
    6,769.92x = 39,705,149.71
  5. Step 5: Solve for x
    x = 39,705,149.71/6,769.92
  6. Step 6: Final answer
    x = 5,864.94

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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.