Home / 5,750.31-7,933.19-3,231.85

Finding the Fourth Proportional to 5,750.31, 7,933.19 and 3,231.85

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Solution

The fourth proportional to 5,750.31, 7,933.19 and 3,231.85 is: 4,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.31 : 7,933.19 = 3,231.85 : x
  2. Step 2: Convert to fraction form
    5,750.31/7,933.19 = 3,231.85/x
  3. Step 3: Cross multiply
    5,750.31x = 7,933.19 × 3,231.85
  4. Step 4: Simplify right side
    5,750.31x = 25,638,858.98
  5. Step 5: Solve for x
    x = 25,638,858.98/5,750.31
  6. Step 6: Final answer
    x = 4,458.69

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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.