Home / 3,452.36-4,763.22-3,119.72

Finding the Fourth Proportional to 3,452.36, 4,763.22 and 3,119.72

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Solution

The fourth proportional to 3,452.36, 4,763.22 and 3,119.72 is: 4,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.36 : 4,763.22 = 3,119.72 : x
  2. Step 2: Convert to fraction form
    3,452.36/4,763.22 = 3,119.72/x
  3. Step 3: Cross multiply
    3,452.36x = 4,763.22 × 3,119.72
  4. Step 4: Simplify right side
    3,452.36x = 14,859,912.70
  5. Step 5: Solve for x
    x = 14,859,912.70/3,452.36
  6. Step 6: Final answer
    x = 4,304.28

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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.