Home / 3,589.33-5,381.79-1,248.33

Finding the Fourth Proportional to 3,589.33, 5,381.79 and 1,248.33

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Solution

The fourth proportional to 3,589.33, 5,381.79 and 1,248.33 is: 1,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.33 : 5,381.79 = 1,248.33 : x
  2. Step 2: Convert to fraction form
    3,589.33/5,381.79 = 1,248.33/x
  3. Step 3: Cross multiply
    3,589.33x = 5,381.79 × 1,248.33
  4. Step 4: Simplify right side
    3,589.33x = 6,718,249.91
  5. Step 5: Solve for x
    x = 6,718,249.91/3,589.33
  6. Step 6: Final answer
    x = 1,871.73

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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.