Home / 5,089.26-7,022.79-2,850.84

Finding the Fourth Proportional to 5,089.26, 7,022.79 and 2,850.84

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Solution

The fourth proportional to 5,089.26, 7,022.79 and 2,850.84 is: 3,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.26 : 7,022.79 = 2,850.84 : x
  2. Step 2: Convert to fraction form
    5,089.26/7,022.79 = 2,850.84/x
  3. Step 3: Cross multiply
    5,089.26x = 7,022.79 × 2,850.84
  4. Step 4: Simplify right side
    5,089.26x = 20,020,850.64
  5. Step 5: Solve for x
    x = 20,020,850.64/5,089.26
  6. Step 6: Final answer
    x = 3,933.94

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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.