Home / 4,782.88-7,167.39-3,398.95

Finding the Fourth Proportional to 4,782.88, 7,167.39 and 3,398.95

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Solution

The fourth proportional to 4,782.88, 7,167.39 and 3,398.95 is: 5,093.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.88 : 7,167.39 = 3,398.95 : x
  2. Step 2: Convert to fraction form
    4,782.88/7,167.39 = 3,398.95/x
  3. Step 3: Cross multiply
    4,782.88x = 7,167.39 × 3,398.95
  4. Step 4: Simplify right side
    4,782.88x = 24,361,600.24
  5. Step 5: Solve for x
    x = 24,361,600.24/4,782.88
  6. Step 6: Final answer
    x = 5,093.50

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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.