Home / 3,433.36-5,138.52-2,851.60

Finding the Fourth Proportional to 3,433.36, 5,138.52 and 2,851.60

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Solution

The fourth proportional to 3,433.36, 5,138.52 and 2,851.60 is: 4,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.36 : 5,138.52 = 2,851.60 : x
  2. Step 2: Convert to fraction form
    3,433.36/5,138.52 = 2,851.60/x
  3. Step 3: Cross multiply
    3,433.36x = 5,138.52 × 2,851.60
  4. Step 4: Simplify right side
    3,433.36x = 14,653,003.63
  5. Step 5: Solve for x
    x = 14,653,003.63/3,433.36
  6. Step 6: Final answer
    x = 4,267.83

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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.