Home / 5,211.22-7,184-3,716.54

Finding the Fourth Proportional to 5,211.22, 7,184 and 3,716.54

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Solution

The fourth proportional to 5,211.22, 7,184 and 3,716.54 is: 5,123.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.22 : 7,184 = 3,716.54 : x
  2. Step 2: Convert to fraction form
    5,211.22/7,184 = 3,716.54/x
  3. Step 3: Cross multiply
    5,211.22x = 7,184 × 3,716.54
  4. Step 4: Simplify right side
    5,211.22x = 26,699,623.36
  5. Step 5: Solve for x
    x = 26,699,623.36/5,211.22
  6. Step 6: Final answer
    x = 5,123.49

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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.