Home / 2,083.62-3,125.30-1,171.62

Finding the Fourth Proportional to 2,083.62, 3,125.30 and 1,171.62

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Solution

The fourth proportional to 2,083.62, 3,125.30 and 1,171.62 is: 1,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.62 : 3,125.30 = 1,171.62 : x
  2. Step 2: Convert to fraction form
    2,083.62/3,125.30 = 1,171.62/x
  3. Step 3: Cross multiply
    2,083.62x = 3,125.30 × 1,171.62
  4. Step 4: Simplify right side
    2,083.62x = 3,661,663.99
  5. Step 5: Solve for x
    x = 3,661,663.99/2,083.62
  6. Step 6: Final answer
    x = 1,757.36

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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.