Home / 5,749.26-7,934.11-3,231.22

Finding the Fourth Proportional to 5,749.26, 7,934.11 and 3,231.22

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Solution

The fourth proportional to 5,749.26, 7,934.11 and 3,231.22 is: 4,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.26 : 7,934.11 = 3,231.22 : x
  2. Step 2: Convert to fraction form
    5,749.26/7,934.11 = 3,231.22/x
  3. Step 3: Cross multiply
    5,749.26x = 7,934.11 × 3,231.22
  4. Step 4: Simplify right side
    5,749.26x = 25,636,815.24
  5. Step 5: Solve for x
    x = 25,636,815.24/5,749.26
  6. Step 6: Final answer
    x = 4,459.15

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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.