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Finding the Fourth Proportional to 7,329.86, 10,993.73 and 2,399.70

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Solution

The fourth proportional to 7,329.86, 10,993.73 and 2,399.70 is: 3,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.86 : 10,993.73 = 2,399.70 : x
  2. Step 2: Convert to fraction form
    7,329.86/10,993.73 = 2,399.70/x
  3. Step 3: Cross multiply
    7,329.86x = 10,993.73 × 2,399.70
  4. Step 4: Simplify right side
    7,329.86x = 26,381,592.91
  5. Step 5: Solve for x
    x = 26,381,592.91/7,329.86
  6. Step 6: Final answer
    x = 3,599.19

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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.