Home / 3,168.24-4,372.32-1,771.04

Finding the Fourth Proportional to 3,168.24, 4,372.32 and 1,771.04

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Solution

The fourth proportional to 3,168.24, 4,372.32 and 1,771.04 is: 2,444.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.24 : 4,372.32 = 1,771.04 : x
  2. Step 2: Convert to fraction form
    3,168.24/4,372.32 = 1,771.04/x
  3. Step 3: Cross multiply
    3,168.24x = 4,372.32 × 1,771.04
  4. Step 4: Simplify right side
    3,168.24x = 7,743,553.61
  5. Step 5: Solve for x
    x = 7,743,553.61/3,168.24
  6. Step 6: Final answer
    x = 2,444.12

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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.