Home / 5,249.25-7,871.31-2,473.56

Finding the Fourth Proportional to 5,249.25, 7,871.31 and 2,473.56

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Solution

The fourth proportional to 5,249.25, 7,871.31 and 2,473.56 is: 3,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.25 : 7,871.31 = 2,473.56 : x
  2. Step 2: Convert to fraction form
    5,249.25/7,871.31 = 2,473.56/x
  3. Step 3: Cross multiply
    5,249.25x = 7,871.31 × 2,473.56
  4. Step 4: Simplify right side
    5,249.25x = 19,470,157.56
  5. Step 5: Solve for x
    x = 19,470,157.56/5,249.25
  6. Step 6: Final answer
    x = 3,709.13

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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.