Home / 2,299.73-3,173.64-1,251.82

Finding the Fourth Proportional to 2,299.73, 3,173.64 and 1,251.82

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Solution

The fourth proportional to 2,299.73, 3,173.64 and 1,251.82 is: 1,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.73 : 3,173.64 = 1,251.82 : x
  2. Step 2: Convert to fraction form
    2,299.73/3,173.64 = 1,251.82/x
  3. Step 3: Cross multiply
    2,299.73x = 3,173.64 × 1,251.82
  4. Step 4: Simplify right side
    2,299.73x = 3,972,810.16
  5. Step 5: Solve for x
    x = 3,972,810.16/2,299.73
  6. Step 6: Final answer
    x = 1,727.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.