Home / 5,021.25-7,531.43-3,388.29

Finding the Fourth Proportional to 5,021.25, 7,531.43 and 3,388.29

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Solution

The fourth proportional to 5,021.25, 7,531.43 and 3,388.29 is: 5,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.25 : 7,531.43 = 3,388.29 : x
  2. Step 2: Convert to fraction form
    5,021.25/7,531.43 = 3,388.29/x
  3. Step 3: Cross multiply
    5,021.25x = 7,531.43 × 3,388.29
  4. Step 4: Simplify right side
    5,021.25x = 25,518,652.01
  5. Step 5: Solve for x
    x = 25,518,652.01/5,021.25
  6. Step 6: Final answer
    x = 5,082.13

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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.