Home / 5,584.05-8,375.85-1,424.16

Finding the Fourth Proportional to 5,584.05, 8,375.85 and 1,424.16

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Solution

The fourth proportional to 5,584.05, 8,375.85 and 1,424.16 is: 2,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.05 : 8,375.85 = 1,424.16 : x
  2. Step 2: Convert to fraction form
    5,584.05/8,375.85 = 1,424.16/x
  3. Step 3: Cross multiply
    5,584.05x = 8,375.85 × 1,424.16
  4. Step 4: Simplify right side
    5,584.05x = 11,928,543.42
  5. Step 5: Solve for x
    x = 11,928,543.42/5,584.05
  6. Step 6: Final answer
    x = 2,136.18

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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.