Home / 2,561.66-3,844.54-1,175.65

Finding the Fourth Proportional to 2,561.66, 3,844.54 and 1,175.65

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Solution

The fourth proportional to 2,561.66, 3,844.54 and 1,175.65 is: 1,764.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.66 : 3,844.54 = 1,175.65 : x
  2. Step 2: Convert to fraction form
    2,561.66/3,844.54 = 1,175.65/x
  3. Step 3: Cross multiply
    2,561.66x = 3,844.54 × 1,175.65
  4. Step 4: Simplify right side
    2,561.66x = 4,519,833.45
  5. Step 5: Solve for x
    x = 4,519,833.45/2,561.66
  6. Step 6: Final answer
    x = 1,764.42

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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.