Home / 5,209.09-7,806.34-3,741.37

Finding the Fourth Proportional to 5,209.09, 7,806.34 and 3,741.37

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Solution

The fourth proportional to 5,209.09, 7,806.34 and 3,741.37 is: 5,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209.09 : 7,806.34 = 3,741.37 : x
  2. Step 2: Convert to fraction form
    5,209.09/7,806.34 = 3,741.37/x
  3. Step 3: Cross multiply
    5,209.09x = 7,806.34 × 3,741.37
  4. Step 4: Simplify right side
    5,209.09x = 29,206,377.42
  5. Step 5: Solve for x
    x = 29,206,377.42/5,209.09
  6. Step 6: Final answer
    x = 5,606.81

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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.