Home / 5,194.18-7,791.28-3,450.34

Finding the Fourth Proportional to 5,194.18, 7,791.28 and 3,450.34

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Solution

The fourth proportional to 5,194.18, 7,791.28 and 3,450.34 is: 5,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.18 : 7,791.28 = 3,450.34 : x
  2. Step 2: Convert to fraction form
    5,194.18/7,791.28 = 3,450.34/x
  3. Step 3: Cross multiply
    5,194.18x = 7,791.28 × 3,450.34
  4. Step 4: Simplify right side
    5,194.18x = 26,882,565.04
  5. Step 5: Solve for x
    x = 26,882,565.04/5,194.18
  6. Step 6: Final answer
    x = 5,175.52

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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.