Home / 3,720.22-5,572.98-2,677.75

Finding the Fourth Proportional to 3,720.22, 5,572.98 and 2,677.75

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Solution

The fourth proportional to 3,720.22, 5,572.98 and 2,677.75 is: 4,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.22 : 5,572.98 = 2,677.75 : x
  2. Step 2: Convert to fraction form
    3,720.22/5,572.98 = 2,677.75/x
  3. Step 3: Cross multiply
    3,720.22x = 5,572.98 × 2,677.75
  4. Step 4: Simplify right side
    3,720.22x = 14,923,047.20
  5. Step 5: Solve for x
    x = 14,923,047.20/3,720.22
  6. Step 6: Final answer
    x = 4,011.33

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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.