Home / 3,168.72-4,372.66-1,752.33

Finding the Fourth Proportional to 3,168.72, 4,372.66 and 1,752.33

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Solution

The fourth proportional to 3,168.72, 4,372.66 and 1,752.33 is: 2,418.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.72 : 4,372.66 = 1,752.33 : x
  2. Step 2: Convert to fraction form
    3,168.72/4,372.66 = 1,752.33/x
  3. Step 3: Cross multiply
    3,168.72x = 4,372.66 × 1,752.33
  4. Step 4: Simplify right side
    3,168.72x = 7,662,343.30
  5. Step 5: Solve for x
    x = 7,662,343.30/3,168.72
  6. Step 6: Final answer
    x = 2,418.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.