Home / 5,450.78-7,521.85-3,092.87

Finding the Fourth Proportional to 5,450.78, 7,521.85 and 3,092.87

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Solution

The fourth proportional to 5,450.78, 7,521.85 and 3,092.87 is: 4,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.78 : 7,521.85 = 3,092.87 : x
  2. Step 2: Convert to fraction form
    5,450.78/7,521.85 = 3,092.87/x
  3. Step 3: Cross multiply
    5,450.78x = 7,521.85 × 3,092.87
  4. Step 4: Simplify right side
    5,450.78x = 23,264,104.21
  5. Step 5: Solve for x
    x = 23,264,104.21/5,450.78
  6. Step 6: Final answer
    x = 4,268.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.