Home / 6,864.80-10,294.10-2,183.92

Finding the Fourth Proportional to 6,864.80, 10,294.10 and 2,183.92

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Solution

The fourth proportional to 6,864.80, 10,294.10 and 2,183.92 is: 3,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.80 : 10,294.10 = 2,183.92 : x
  2. Step 2: Convert to fraction form
    6,864.80/10,294.10 = 2,183.92/x
  3. Step 3: Cross multiply
    6,864.80x = 10,294.10 × 2,183.92
  4. Step 4: Simplify right side
    6,864.80x = 22,481,490.87
  5. Step 5: Solve for x
    x = 22,481,490.87/6,864.80
  6. Step 6: Final answer
    x = 3,274.89

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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.