Home / 6,083.57-9,121.31-2,187.47

Finding the Fourth Proportional to 6,083.57, 9,121.31 and 2,187.47

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Solution

The fourth proportional to 6,083.57, 9,121.31 and 2,187.47 is: 3,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,083.57 : 9,121.31 = 2,187.47 : x
  2. Step 2: Convert to fraction form
    6,083.57/9,121.31 = 2,187.47/x
  3. Step 3: Cross multiply
    6,083.57x = 9,121.31 × 2,187.47
  4. Step 4: Simplify right side
    6,083.57x = 19,952,591.99
  5. Step 5: Solve for x
    x = 19,952,591.99/6,083.57
  6. Step 6: Final answer
    x = 3,279.75

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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.