Home / 7,392.72-11,089.32-3,230.61

Finding the Fourth Proportional to 7,392.72, 11,089.32 and 3,230.61

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Solution

The fourth proportional to 7,392.72, 11,089.32 and 3,230.61 is: 4,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.72 : 11,089.32 = 3,230.61 : x
  2. Step 2: Convert to fraction form
    7,392.72/11,089.32 = 3,230.61/x
  3. Step 3: Cross multiply
    7,392.72x = 11,089.32 × 3,230.61
  4. Step 4: Simplify right side
    7,392.72x = 35,825,268.09
  5. Step 5: Solve for x
    x = 35,825,268.09/7,392.72
  6. Step 6: Final answer
    x = 4,846.02

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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.