Home / 5,231.72-7,840.91-2,452.26

Finding the Fourth Proportional to 5,231.72, 7,840.91 and 2,452.26

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Solution

The fourth proportional to 5,231.72, 7,840.91 and 2,452.26 is: 3,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.72 : 7,840.91 = 2,452.26 : x
  2. Step 2: Convert to fraction form
    5,231.72/7,840.91 = 2,452.26/x
  3. Step 3: Cross multiply
    5,231.72x = 7,840.91 × 2,452.26
  4. Step 4: Simplify right side
    5,231.72x = 19,227,949.96
  5. Step 5: Solve for x
    x = 19,227,949.96/5,231.72
  6. Step 6: Final answer
    x = 3,675.26

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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.