Home / 2,175.09-3,256.25-1,350.87

Finding the Fourth Proportional to 2,175.09, 3,256.25 and 1,350.87

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Solution

The fourth proportional to 2,175.09, 3,256.25 and 1,350.87 is: 2,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.09 : 3,256.25 = 1,350.87 : x
  2. Step 2: Convert to fraction form
    2,175.09/3,256.25 = 1,350.87/x
  3. Step 3: Cross multiply
    2,175.09x = 3,256.25 × 1,350.87
  4. Step 4: Simplify right side
    2,175.09x = 4,398,770.44
  5. Step 5: Solve for x
    x = 4,398,770.44/2,175.09
  6. Step 6: Final answer
    x = 2,022.34

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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.