Home / 6,381.75-9,561.96-4,523.88

Finding the Fourth Proportional to 6,381.75, 9,561.96 and 4,523.88

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Solution

The fourth proportional to 6,381.75, 9,561.96 and 4,523.88 is: 6,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.75 : 9,561.96 = 4,523.88 : x
  2. Step 2: Convert to fraction form
    6,381.75/9,561.96 = 4,523.88/x
  3. Step 3: Cross multiply
    6,381.75x = 9,561.96 × 4,523.88
  4. Step 4: Simplify right side
    6,381.75x = 43,257,159.60
  5. Step 5: Solve for x
    x = 43,257,159.60/6,381.75
  6. Step 6: Final answer
    x = 6,778.26

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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.