Home / 6,712.41-9,262.86-3,728.43

Finding the Fourth Proportional to 6,712.41, 9,262.86 and 3,728.43

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Solution

The fourth proportional to 6,712.41, 9,262.86 and 3,728.43 is: 5,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.41 : 9,262.86 = 3,728.43 : x
  2. Step 2: Convert to fraction form
    6,712.41/9,262.86 = 3,728.43/x
  3. Step 3: Cross multiply
    6,712.41x = 9,262.86 × 3,728.43
  4. Step 4: Simplify right side
    6,712.41x = 34,535,932.10
  5. Step 5: Solve for x
    x = 34,535,932.10/6,712.41
  6. Step 6: Final answer
    x = 5,145.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.