Home / 5,625.11-8,419.44-3,153.80

Finding the Fourth Proportional to 5,625.11, 8,419.44 and 3,153.80

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Solution

The fourth proportional to 5,625.11, 8,419.44 and 3,153.80 is: 4,720.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.11 : 8,419.44 = 3,153.80 : x
  2. Step 2: Convert to fraction form
    5,625.11/8,419.44 = 3,153.80/x
  3. Step 3: Cross multiply
    5,625.11x = 8,419.44 × 3,153.80
  4. Step 4: Simplify right side
    5,625.11x = 26,553,229.87
  5. Step 5: Solve for x
    x = 26,553,229.87/5,625.11
  6. Step 6: Final answer
    x = 4,720.48

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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.