Home / 5,305.81-7,954.57-2,382.07

Finding the Fourth Proportional to 5,305.81, 7,954.57 and 2,382.07

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Solution

The fourth proportional to 5,305.81, 7,954.57 and 2,382.07 is: 3,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.81 : 7,954.57 = 2,382.07 : x
  2. Step 2: Convert to fraction form
    5,305.81/7,954.57 = 2,382.07/x
  3. Step 3: Cross multiply
    5,305.81x = 7,954.57 × 2,382.07
  4. Step 4: Simplify right side
    5,305.81x = 18,948,342.56
  5. Step 5: Solve for x
    x = 18,948,342.56/5,305.81
  6. Step 6: Final answer
    x = 3,571.24

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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.