Home / 7,286.40-10,930.68-3,334.68

Finding the Fourth Proportional to 7,286.40, 10,930.68 and 3,334.68

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Solution

The fourth proportional to 7,286.40, 10,930.68 and 3,334.68 is: 5,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.40 : 10,930.68 = 3,334.68 : x
  2. Step 2: Convert to fraction form
    7,286.40/10,930.68 = 3,334.68/x
  3. Step 3: Cross multiply
    7,286.40x = 10,930.68 × 3,334.68
  4. Step 4: Simplify right side
    7,286.40x = 36,450,319.98
  5. Step 5: Solve for x
    x = 36,450,319.98/7,286.40
  6. Step 6: Final answer
    x = 5,002.51

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1.5x scale

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.