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Finding the Fourth Proportional to 7,329.66, 10,993.26 and 2,134.32

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Solution

The fourth proportional to 7,329.66, 10,993.26 and 2,134.32 is: 3,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.66 : 10,993.26 = 2,134.32 : x
  2. Step 2: Convert to fraction form
    7,329.66/10,993.26 = 2,134.32/x
  3. Step 3: Cross multiply
    7,329.66x = 10,993.26 × 2,134.32
  4. Step 4: Simplify right side
    7,329.66x = 23,463,134.68
  5. Step 5: Solve for x
    x = 23,463,134.68/7,329.66
  6. Step 6: Final answer
    x = 3,201.12

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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.