Home / 6,187.75-9,272.31-3,719.86

Finding the Fourth Proportional to 6,187.75, 9,272.31 and 3,719.86

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Solution

The fourth proportional to 6,187.75, 9,272.31 and 3,719.86 is: 5,574.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.75 : 9,272.31 = 3,719.86 : x
  2. Step 2: Convert to fraction form
    6,187.75/9,272.31 = 3,719.86/x
  3. Step 3: Cross multiply
    6,187.75x = 9,272.31 × 3,719.86
  4. Step 4: Simplify right side
    6,187.75x = 34,491,695.08
  5. Step 5: Solve for x
    x = 34,491,695.08/6,187.75
  6. Step 6: Final answer
    x = 5,574.19

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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.