Home / 6,934.24-10,400.16-3,236.80

Finding the Fourth Proportional to 6,934.24, 10,400.16 and 3,236.80

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Solution

The fourth proportional to 6,934.24, 10,400.16 and 3,236.80 is: 4,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.24 : 10,400.16 = 3,236.80 : x
  2. Step 2: Convert to fraction form
    6,934.24/10,400.16 = 3,236.80/x
  3. Step 3: Cross multiply
    6,934.24x = 10,400.16 × 3,236.80
  4. Step 4: Simplify right side
    6,934.24x = 33,663,237.89
  5. Step 5: Solve for x
    x = 33,663,237.89/6,934.24
  6. Step 6: Final answer
    x = 4,854.64

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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.