Home / 4,240.75-6,361.31-1,162.75

Finding the Fourth Proportional to 4,240.75, 6,361.31 and 1,162.75

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Solution

The fourth proportional to 4,240.75, 6,361.31 and 1,162.75 is: 1,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.75 : 6,361.31 = 1,162.75 : x
  2. Step 2: Convert to fraction form
    4,240.75/6,361.31 = 1,162.75/x
  3. Step 3: Cross multiply
    4,240.75x = 6,361.31 × 1,162.75
  4. Step 4: Simplify right side
    4,240.75x = 7,396,613.20
  5. Step 5: Solve for x
    x = 7,396,613.20/4,240.75
  6. Step 6: Final answer
    x = 1,744.18

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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.