Home / 6,386.56-9,589.92-3,801.04

Finding the Fourth Proportional to 6,386.56, 9,589.92 and 3,801.04

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Solution

The fourth proportional to 6,386.56, 9,589.92 and 3,801.04 is: 5,707.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.56 : 9,589.92 = 3,801.04 : x
  2. Step 2: Convert to fraction form
    6,386.56/9,589.92 = 3,801.04/x
  3. Step 3: Cross multiply
    6,386.56x = 9,589.92 × 3,801.04
  4. Step 4: Simplify right side
    6,386.56x = 36,451,669.52
  5. Step 5: Solve for x
    x = 36,451,669.52/6,386.56
  6. Step 6: Final answer
    x = 5,707.56

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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.