Home / 5,463.80-8,193.30-2,175.80

Finding the Fourth Proportional to 5,463.80, 8,193.30 and 2,175.80

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Solution

The fourth proportional to 5,463.80, 8,193.30 and 2,175.80 is: 3,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.80 : 8,193.30 = 2,175.80 : x
  2. Step 2: Convert to fraction form
    5,463.80/8,193.30 = 2,175.80/x
  3. Step 3: Cross multiply
    5,463.80x = 8,193.30 × 2,175.80
  4. Step 4: Simplify right side
    5,463.80x = 17,826,982.14
  5. Step 5: Solve for x
    x = 17,826,982.14/5,463.80
  6. Step 6: Final answer
    x = 3,262.74

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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.