Home / 8,388.42-12,571.77-3,452.34

Finding the Fourth Proportional to 8,388.42, 12,571.77 and 3,452.34

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Solution

The fourth proportional to 8,388.42, 12,571.77 and 3,452.34 is: 5,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.42 : 12,571.77 = 3,452.34 : x
  2. Step 2: Convert to fraction form
    8,388.42/12,571.77 = 3,452.34/x
  3. Step 3: Cross multiply
    8,388.42x = 12,571.77 × 3,452.34
  4. Step 4: Simplify right side
    8,388.42x = 43,402,024.44
  5. Step 5: Solve for x
    x = 43,402,024.44/8,388.42
  6. Step 6: Final answer
    x = 5,174.04

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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.