Home / 9,082.35-13,623.44-5,381.91

Finding the Fourth Proportional to 9,082.35, 13,623.44 and 5,381.91

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Solution

The fourth proportional to 9,082.35, 13,623.44 and 5,381.91 is: 8,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.35 : 13,623.44 = 5,381.91 : x
  2. Step 2: Convert to fraction form
    9,082.35/13,623.44 = 5,381.91/x
  3. Step 3: Cross multiply
    9,082.35x = 13,623.44 × 5,381.91
  4. Step 4: Simplify right side
    9,082.35x = 73,320,152.15
  5. Step 5: Solve for x
    x = 73,320,152.15/9,082.35
  6. Step 6: Final answer
    x = 8,072.82

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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.