Home / 5,463-8,192.57-2,175.21

Finding the Fourth Proportional to 5,463, 8,192.57 and 2,175.21

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Solution

The fourth proportional to 5,463, 8,192.57 and 2,175.21 is: 3,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463 : 8,192.57 = 2,175.21 : x
  2. Step 2: Convert to fraction form
    5,463/8,192.57 = 2,175.21/x
  3. Step 3: Cross multiply
    5,463x = 8,192.57 × 2,175.21
  4. Step 4: Simplify right side
    5,463x = 17,820,549.31
  5. Step 5: Solve for x
    x = 17,820,549.31/5,463
  6. Step 6: Final answer
    x = 3,262.04

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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.