Home / 5,751.36-8,620.50-2,591.39

Finding the Fourth Proportional to 5,751.36, 8,620.50 and 2,591.39

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Solution

The fourth proportional to 5,751.36, 8,620.50 and 2,591.39 is: 3,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.36 : 8,620.50 = 2,591.39 : x
  2. Step 2: Convert to fraction form
    5,751.36/8,620.50 = 2,591.39/x
  3. Step 3: Cross multiply
    5,751.36x = 8,620.50 × 2,591.39
  4. Step 4: Simplify right side
    5,751.36x = 22,339,034.39
  5. Step 5: Solve for x
    x = 22,339,034.39/5,751.36
  6. Step 6: Final answer
    x = 3,884.13

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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.