Home / 5,890.89-8,839.85-2,382.60

Finding the Fourth Proportional to 5,890.89, 8,839.85 and 2,382.60

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Solution

The fourth proportional to 5,890.89, 8,839.85 and 2,382.60 is: 3,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.89 : 8,839.85 = 2,382.60 : x
  2. Step 2: Convert to fraction form
    5,890.89/8,839.85 = 2,382.60/x
  3. Step 3: Cross multiply
    5,890.89x = 8,839.85 × 2,382.60
  4. Step 4: Simplify right side
    5,890.89x = 21,061,814.70
  5. Step 5: Solve for x
    x = 21,061,814.70/5,890.89
  6. Step 6: Final answer
    x = 3,575.32

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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.