Home / 7,324.35-10,107.59-3,967.19

Finding the Fourth Proportional to 7,324.35, 10,107.59 and 3,967.19

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Solution

The fourth proportional to 7,324.35, 10,107.59 and 3,967.19 is: 5,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.35 : 10,107.59 = 3,967.19 : x
  2. Step 2: Convert to fraction form
    7,324.35/10,107.59 = 3,967.19/x
  3. Step 3: Cross multiply
    7,324.35x = 10,107.59 × 3,967.19
  4. Step 4: Simplify right side
    7,324.35x = 40,098,729.97
  5. Step 5: Solve for x
    x = 40,098,729.97/7,324.35
  6. Step 6: Final answer
    x = 5,474.72

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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.