Home / 7,663.43-11,503.20-6,791.52

Finding the Fourth Proportional to 7,663.43, 11,503.20 and 6,791.52

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Solution

The fourth proportional to 7,663.43, 11,503.20 and 6,791.52 is: 10,194.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.43 : 11,503.20 = 6,791.52 : x
  2. Step 2: Convert to fraction form
    7,663.43/11,503.20 = 6,791.52/x
  3. Step 3: Cross multiply
    7,663.43x = 11,503.20 × 6,791.52
  4. Step 4: Simplify right side
    7,663.43x = 78,124,212.86
  5. Step 5: Solve for x
    x = 78,124,212.86/7,663.43
  6. Step 6: Final answer
    x = 10,194.42

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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.