Home / 7,906.22-11,860.38-2,359.76

Finding the Fourth Proportional to 7,906.22, 11,860.38 and 2,359.76

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Solution

The fourth proportional to 7,906.22, 11,860.38 and 2,359.76 is: 3,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.22 : 11,860.38 = 2,359.76 : x
  2. Step 2: Convert to fraction form
    7,906.22/11,860.38 = 2,359.76/x
  3. Step 3: Cross multiply
    7,906.22x = 11,860.38 × 2,359.76
  4. Step 4: Simplify right side
    7,906.22x = 27,987,650.31
  5. Step 5: Solve for x
    x = 27,987,650.31/7,906.22
  6. Step 6: Final answer
    x = 3,539.95

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1.5x scale

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.