Home / 3,452.52-5,178.80-2,066.28

Finding the Fourth Proportional to 3,452.52, 5,178.80 and 2,066.28

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Solution

The fourth proportional to 3,452.52, 5,178.80 and 2,066.28 is: 3,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.52 : 5,178.80 = 2,066.28 : x
  2. Step 2: Convert to fraction form
    3,452.52/5,178.80 = 2,066.28/x
  3. Step 3: Cross multiply
    3,452.52x = 5,178.80 × 2,066.28
  4. Step 4: Simplify right side
    3,452.52x = 10,700,850.86
  5. Step 5: Solve for x
    x = 10,700,850.86/3,452.52
  6. Step 6: Final answer
    x = 3,099.43

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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.