Home / 5,309.50-7,965.26-2,536.39

Finding the Fourth Proportional to 5,309.50, 7,965.26 and 2,536.39

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Solution

The fourth proportional to 5,309.50, 7,965.26 and 2,536.39 is: 3,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309.50 : 7,965.26 = 2,536.39 : x
  2. Step 2: Convert to fraction form
    5,309.50/7,965.26 = 2,536.39/x
  3. Step 3: Cross multiply
    5,309.50x = 7,965.26 × 2,536.39
  4. Step 4: Simplify right side
    5,309.50x = 20,203,005.81
  5. Step 5: Solve for x
    x = 20,203,005.81/5,309.50
  6. Step 6: Final answer
    x = 3,805.07

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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.