Home / 8,161.52-12,242.92-3,544.88

Finding the Fourth Proportional to 8,161.52, 12,242.92 and 3,544.88

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Solution

The fourth proportional to 8,161.52, 12,242.92 and 3,544.88 is: 5,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.52 : 12,242.92 = 3,544.88 : x
  2. Step 2: Convert to fraction form
    8,161.52/12,242.92 = 3,544.88/x
  3. Step 3: Cross multiply
    8,161.52x = 12,242.92 × 3,544.88
  4. Step 4: Simplify right side
    8,161.52x = 43,399,682.25
  5. Step 5: Solve for x
    x = 43,399,682.25/8,161.52
  6. Step 6: Final answer
    x = 5,317.60

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1.5x scale

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.