Home / 5,231.82-7,816.11-3,367.74

Finding the Fourth Proportional to 5,231.82, 7,816.11 and 3,367.74

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Solution

The fourth proportional to 5,231.82, 7,816.11 and 3,367.74 is: 5,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.82 : 7,816.11 = 3,367.74 : x
  2. Step 2: Convert to fraction form
    5,231.82/7,816.11 = 3,367.74/x
  3. Step 3: Cross multiply
    5,231.82x = 7,816.11 × 3,367.74
  4. Step 4: Simplify right side
    5,231.82x = 26,322,626.29
  5. Step 5: Solve for x
    x = 26,322,626.29/5,231.82
  6. Step 6: Final answer
    x = 5,031.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.