Home / 6,261.35-9,381.49-3,788.65

Finding the Fourth Proportional to 6,261.35, 9,381.49 and 3,788.65

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Solution

The fourth proportional to 6,261.35, 9,381.49 and 3,788.65 is: 5,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.35 : 9,381.49 = 3,788.65 : x
  2. Step 2: Convert to fraction form
    6,261.35/9,381.49 = 3,788.65/x
  3. Step 3: Cross multiply
    6,261.35x = 9,381.49 × 3,788.65
  4. Step 4: Simplify right side
    6,261.35x = 35,543,182.09
  5. Step 5: Solve for x
    x = 35,543,182.09/6,261.35
  6. Step 6: Final answer
    x = 5,676.60

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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.