Home / 6,827.52-10,242.56-2,209.92

Finding the Fourth Proportional to 6,827.52, 10,242.56 and 2,209.92

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Solution

The fourth proportional to 6,827.52, 10,242.56 and 2,209.92 is: 3,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.52 : 10,242.56 = 2,209.92 : x
  2. Step 2: Convert to fraction form
    6,827.52/10,242.56 = 2,209.92/x
  3. Step 3: Cross multiply
    6,827.52x = 10,242.56 × 2,209.92
  4. Step 4: Simplify right side
    6,827.52x = 22,635,238.20
  5. Step 5: Solve for x
    x = 22,635,238.20/6,827.52
  6. Step 6: Final answer
    x = 3,315.29

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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.