Home / 5,777.38-8,665.99-1,394.82

Finding the Fourth Proportional to 5,777.38, 8,665.99 and 1,394.82

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Solution

The fourth proportional to 5,777.38, 8,665.99 and 1,394.82 is: 2,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.38 : 8,665.99 = 1,394.82 : x
  2. Step 2: Convert to fraction form
    5,777.38/8,665.99 = 1,394.82/x
  3. Step 3: Cross multiply
    5,777.38x = 8,665.99 × 1,394.82
  4. Step 4: Simplify right side
    5,777.38x = 12,087,496.17
  5. Step 5: Solve for x
    x = 12,087,496.17/5,777.38
  6. Step 6: Final answer
    x = 2,092.21

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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.