Home / 1,232.51-1,832.12-1,195.65

Finding the Fourth Proportional to 1,232.51, 1,832.12 and 1,195.65

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Solution

The fourth proportional to 1,232.51, 1,832.12 and 1,195.65 is: 1,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.51 : 1,832.12 = 1,195.65 : x
  2. Step 2: Convert to fraction form
    1,232.51/1,832.12 = 1,195.65/x
  3. Step 3: Cross multiply
    1,232.51x = 1,832.12 × 1,195.65
  4. Step 4: Simplify right side
    1,232.51x = 2,190,568.30
  5. Step 5: Solve for x
    x = 2,190,568.30/1,232.51
  6. Step 6: Final answer
    x = 1,777.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.