Home / 2,232.79-3,081.09-1,237.97

Finding the Fourth Proportional to 2,232.79, 3,081.09 and 1,237.97

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Solution

The fourth proportional to 2,232.79, 3,081.09 and 1,237.97 is: 1,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.79 : 3,081.09 = 1,237.97 : x
  2. Step 2: Convert to fraction form
    2,232.79/3,081.09 = 1,237.97/x
  3. Step 3: Cross multiply
    2,232.79x = 3,081.09 × 1,237.97
  4. Step 4: Simplify right side
    2,232.79x = 3,814,309.33
  5. Step 5: Solve for x
    x = 3,814,309.33/2,232.79
  6. Step 6: Final answer
    x = 1,708.32

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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.