Home / 3,168.85-4,372.99-1,752.52

Finding the Fourth Proportional to 3,168.85, 4,372.99 and 1,752.52

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Solution

The fourth proportional to 3,168.85, 4,372.99 and 1,752.52 is: 2,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.85 : 4,372.99 = 1,752.52 : x
  2. Step 2: Convert to fraction form
    3,168.85/4,372.99 = 1,752.52/x
  3. Step 3: Cross multiply
    3,168.85x = 4,372.99 × 1,752.52
  4. Step 4: Simplify right side
    3,168.85x = 7,663,752.43
  5. Step 5: Solve for x
    x = 7,663,752.43/3,168.85
  6. Step 6: Final answer
    x = 2,418.46

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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.