Home / 5,151.24-7,716.56-2,374.11

Finding the Fourth Proportional to 5,151.24, 7,716.56 and 2,374.11

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Solution

The fourth proportional to 5,151.24, 7,716.56 and 2,374.11 is: 3,556.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.24 : 7,716.56 = 2,374.11 : x
  2. Step 2: Convert to fraction form
    5,151.24/7,716.56 = 2,374.11/x
  3. Step 3: Cross multiply
    5,151.24x = 7,716.56 × 2,374.11
  4. Step 4: Simplify right side
    5,151.24x = 18,319,950.39
  5. Step 5: Solve for x
    x = 18,319,950.39/5,151.24
  6. Step 6: Final answer
    x = 3,556.42

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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.