Home / 6,964.27-10,438.42-2,801.61

Finding the Fourth Proportional to 6,964.27, 10,438.42 and 2,801.61

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Solution

The fourth proportional to 6,964.27, 10,438.42 and 2,801.61 is: 4,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.27 : 10,438.42 = 2,801.61 : x
  2. Step 2: Convert to fraction form
    6,964.27/10,438.42 = 2,801.61/x
  3. Step 3: Cross multiply
    6,964.27x = 10,438.42 × 2,801.61
  4. Step 4: Simplify right side
    6,964.27x = 29,244,381.86
  5. Step 5: Solve for x
    x = 29,244,381.86/6,964.27
  6. Step 6: Final answer
    x = 4,199.20

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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.