Home / 5,589.68-8,381.48-2,079.54

Finding the Fourth Proportional to 5,589.68, 8,381.48 and 2,079.54

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Solution

The fourth proportional to 5,589.68, 8,381.48 and 2,079.54 is: 3,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.68 : 8,381.48 = 2,079.54 : x
  2. Step 2: Convert to fraction form
    5,589.68/8,381.48 = 2,079.54/x
  3. Step 3: Cross multiply
    5,589.68x = 8,381.48 × 2,079.54
  4. Step 4: Simplify right side
    5,589.68x = 17,429,612.52
  5. Step 5: Solve for x
    x = 17,429,612.52/5,589.68
  6. Step 6: Final answer
    x = 3,118.18

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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.