Home / 3,389.25-5,078.63-2,351.27

Finding the Fourth Proportional to 3,389.25, 5,078.63 and 2,351.27

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Solution

The fourth proportional to 3,389.25, 5,078.63 and 2,351.27 is: 3,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.25 : 5,078.63 = 2,351.27 : x
  2. Step 2: Convert to fraction form
    3,389.25/5,078.63 = 2,351.27/x
  3. Step 3: Cross multiply
    3,389.25x = 5,078.63 × 2,351.27
  4. Step 4: Simplify right side
    3,389.25x = 11,941,230.36
  5. Step 5: Solve for x
    x = 11,941,230.36/3,389.25
  6. Step 6: Final answer
    x = 3,523.27

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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.