Home / 2,092.06-2,887.07-1,147.79

Finding the Fourth Proportional to 2,092.06, 2,887.07 and 1,147.79

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Solution

The fourth proportional to 2,092.06, 2,887.07 and 1,147.79 is: 1,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.06 : 2,887.07 = 1,147.79 : x
  2. Step 2: Convert to fraction form
    2,092.06/2,887.07 = 1,147.79/x
  3. Step 3: Cross multiply
    2,092.06x = 2,887.07 × 1,147.79
  4. Step 4: Simplify right side
    2,092.06x = 3,313,764.49
  5. Step 5: Solve for x
    x = 3,313,764.49/2,092.06
  6. Step 6: Final answer
    x = 1,583.97

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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.