Home / 3,577.57-4,910.71-3,175.81

Finding the Fourth Proportional to 3,577.57, 4,910.71 and 3,175.81

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Solution

The fourth proportional to 3,577.57, 4,910.71 and 3,175.81 is: 4,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.57 : 4,910.71 = 3,175.81 : x
  2. Step 2: Convert to fraction form
    3,577.57/4,910.71 = 3,175.81/x
  3. Step 3: Cross multiply
    3,577.57x = 4,910.71 × 3,175.81
  4. Step 4: Simplify right side
    3,577.57x = 15,595,489.86
  5. Step 5: Solve for x
    x = 15,595,489.86/3,577.57
  6. Step 6: Final answer
    x = 4,359.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.