Home / 3,494.44-5,240.78-2,089.26

Finding the Fourth Proportional to 3,494.44, 5,240.78 and 2,089.26

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Solution

The fourth proportional to 3,494.44, 5,240.78 and 2,089.26 is: 3,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.44 : 5,240.78 = 2,089.26 : x
  2. Step 2: Convert to fraction form
    3,494.44/5,240.78 = 2,089.26/x
  3. Step 3: Cross multiply
    3,494.44x = 5,240.78 × 2,089.26
  4. Step 4: Simplify right side
    3,494.44x = 10,949,352.02
  5. Step 5: Solve for x
    x = 10,949,352.02/3,494.44
  6. Step 6: Final answer
    x = 3,133.36

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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.