Home / 7,342.82-11,003.87-5,691.62

Finding the Fourth Proportional to 7,342.82, 11,003.87 and 5,691.62

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Solution

The fourth proportional to 7,342.82, 11,003.87 and 5,691.62 is: 8,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.82 : 11,003.87 = 5,691.62 : x
  2. Step 2: Convert to fraction form
    7,342.82/11,003.87 = 5,691.62/x
  3. Step 3: Cross multiply
    7,342.82x = 11,003.87 × 5,691.62
  4. Step 4: Simplify right side
    7,342.82x = 62,629,846.57
  5. Step 5: Solve for x
    x = 62,629,846.57/7,342.82
  6. Step 6: Final answer
    x = 8,529.40

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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.