Home / 3,065.99-4,231.44-1,739.75

Finding the Fourth Proportional to 3,065.99, 4,231.44 and 1,739.75

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Solution

The fourth proportional to 3,065.99, 4,231.44 and 1,739.75 is: 2,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.99 : 4,231.44 = 1,739.75 : x
  2. Step 2: Convert to fraction form
    3,065.99/4,231.44 = 1,739.75/x
  3. Step 3: Cross multiply
    3,065.99x = 4,231.44 × 1,739.75
  4. Step 4: Simplify right side
    3,065.99x = 7,361,626.58
  5. Step 5: Solve for x
    x = 7,361,626.58/3,065.99
  6. Step 6: Final answer
    x = 2,401.06

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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.