Home / 5,043.36-7,566.12-2,119.98

Finding the Fourth Proportional to 5,043.36, 7,566.12 and 2,119.98

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Solution

The fourth proportional to 5,043.36, 7,566.12 and 2,119.98 is: 3,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.36 : 7,566.12 = 2,119.98 : x
  2. Step 2: Convert to fraction form
    5,043.36/7,566.12 = 2,119.98/x
  3. Step 3: Cross multiply
    5,043.36x = 7,566.12 × 2,119.98
  4. Step 4: Simplify right side
    5,043.36x = 16,040,023.08
  5. Step 5: Solve for x
    x = 16,040,023.08/5,043.36
  6. Step 6: Final answer
    x = 3,180.42

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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.