Home / 6,963.68-10,443.38-2,520.81

Finding the Fourth Proportional to 6,963.68, 10,443.38 and 2,520.81

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Solution

The fourth proportional to 6,963.68, 10,443.38 and 2,520.81 is: 3,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.68 : 10,443.38 = 2,520.81 : x
  2. Step 2: Convert to fraction form
    6,963.68/10,443.38 = 2,520.81/x
  3. Step 3: Cross multiply
    6,963.68x = 10,443.38 × 2,520.81
  4. Step 4: Simplify right side
    6,963.68x = 26,325,764.13
  5. Step 5: Solve for x
    x = 26,325,764.13/6,963.68
  6. Step 6: Final answer
    x = 3,780.44

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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.