Home / 5,020.35-6,928.14-2,782.27

Finding the Fourth Proportional to 5,020.35, 6,928.14 and 2,782.27

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Solution

The fourth proportional to 5,020.35, 6,928.14 and 2,782.27 is: 3,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.35 : 6,928.14 = 2,782.27 : x
  2. Step 2: Convert to fraction form
    5,020.35/6,928.14 = 2,782.27/x
  3. Step 3: Cross multiply
    5,020.35x = 6,928.14 × 2,782.27
  4. Step 4: Simplify right side
    5,020.35x = 19,275,924.85
  5. Step 5: Solve for x
    x = 19,275,924.85/5,020.35
  6. Step 6: Final answer
    x = 3,839.56

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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.