Home / 7,324.60-10,107.82-3,967.39

Finding the Fourth Proportional to 7,324.60, 10,107.82 and 3,967.39

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Solution

The fourth proportional to 7,324.60, 10,107.82 and 3,967.39 is: 5,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.60 : 10,107.82 = 3,967.39 : x
  2. Step 2: Convert to fraction form
    7,324.60/10,107.82 = 3,967.39/x
  3. Step 3: Cross multiply
    7,324.60x = 10,107.82 × 3,967.39
  4. Step 4: Simplify right side
    7,324.60x = 40,101,663.99
  5. Step 5: Solve for x
    x = 40,101,663.99/7,324.60
  6. Step 6: Final answer
    x = 5,474.93

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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.