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Finding the Fourth Proportional to 7,593.69, 11,390.47 and 2,399.57

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Solution

The fourth proportional to 7,593.69, 11,390.47 and 2,399.57 is: 3,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,593.69 : 11,390.47 = 2,399.57 : x
  2. Step 2: Convert to fraction form
    7,593.69/11,390.47 = 2,399.57/x
  3. Step 3: Cross multiply
    7,593.69x = 11,390.47 × 2,399.57
  4. Step 4: Simplify right side
    7,593.69x = 27,332,161.15
  5. Step 5: Solve for x
    x = 27,332,161.15/7,593.69
  6. Step 6: Final answer
    x = 3,599.33

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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.