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Finding the Fourth Proportional to 5,660.69, 7,811.24 and 3,302.37

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Solution

The fourth proportional to 5,660.69, 7,811.24 and 3,302.37 is: 4,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.69 : 7,811.24 = 3,302.37 : x
  2. Step 2: Convert to fraction form
    5,660.69/7,811.24 = 3,302.37/x
  3. Step 3: Cross multiply
    5,660.69x = 7,811.24 × 3,302.37
  4. Step 4: Simplify right side
    5,660.69x = 25,795,588.13
  5. Step 5: Solve for x
    x = 25,795,588.13/5,660.69
  6. Step 6: Final answer
    x = 4,556.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.