Home / 3,415.36-5,122.50-950.44

Finding the Fourth Proportional to 3,415.36, 5,122.50 and 950.44

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Solution

The fourth proportional to 3,415.36, 5,122.50 and 950.44 is: 1,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.36 : 5,122.50 = 950.44 : x
  2. Step 2: Convert to fraction form
    3,415.36/5,122.50 = 950.44/x
  3. Step 3: Cross multiply
    3,415.36x = 5,122.50 × 950.44
  4. Step 4: Simplify right side
    3,415.36x = 4,868,628.90
  5. Step 5: Solve for x
    x = 4,868,628.90/3,415.36
  6. Step 6: Final answer
    x = 1,425.51

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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.