Home / 7,954.32-11,924.39-3,020.61

Finding the Fourth Proportional to 7,954.32, 11,924.39 and 3,020.61

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Solution

The fourth proportional to 7,954.32, 11,924.39 and 3,020.61 is: 4,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.32 : 11,924.39 = 3,020.61 : x
  2. Step 2: Convert to fraction form
    7,954.32/11,924.39 = 3,020.61/x
  3. Step 3: Cross multiply
    7,954.32x = 11,924.39 × 3,020.61
  4. Step 4: Simplify right side
    7,954.32x = 36,018,939.23
  5. Step 5: Solve for x
    x = 36,018,939.23/7,954.32
  6. Step 6: Final answer
    x = 4,528.22

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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.