Home / 7,941.87-11,910.88-2,675.52

Finding the Fourth Proportional to 7,941.87, 11,910.88 and 2,675.52

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Solution

The fourth proportional to 7,941.87, 11,910.88 and 2,675.52 is: 4,012.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.87 : 11,910.88 = 2,675.52 : x
  2. Step 2: Convert to fraction form
    7,941.87/11,910.88 = 2,675.52/x
  3. Step 3: Cross multiply
    7,941.87x = 11,910.88 × 2,675.52
  4. Step 4: Simplify right side
    7,941.87x = 31,867,784.28
  5. Step 5: Solve for x
    x = 31,867,784.28/7,941.87
  6. Step 6: Final answer
    x = 4,012.63

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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.