Home / 4,284.22-5,913.20-2,789.52

Finding the Fourth Proportional to 4,284.22, 5,913.20 and 2,789.52

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Solution

The fourth proportional to 4,284.22, 5,913.20 and 2,789.52 is: 3,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.22 : 5,913.20 = 2,789.52 : x
  2. Step 2: Convert to fraction form
    4,284.22/5,913.20 = 2,789.52/x
  3. Step 3: Cross multiply
    4,284.22x = 5,913.20 × 2,789.52
  4. Step 4: Simplify right side
    4,284.22x = 16,494,989.66
  5. Step 5: Solve for x
    x = 16,494,989.66/4,284.22
  6. Step 6: Final answer
    x = 3,850.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.