Home / 5,912.32-8,869.39-2,015.81

Finding the Fourth Proportional to 5,912.32, 8,869.39 and 2,015.81

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Solution

The fourth proportional to 5,912.32, 8,869.39 and 2,015.81 is: 3,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.32 : 8,869.39 = 2,015.81 : x
  2. Step 2: Convert to fraction form
    5,912.32/8,869.39 = 2,015.81/x
  3. Step 3: Cross multiply
    5,912.32x = 8,869.39 × 2,015.81
  4. Step 4: Simplify right side
    5,912.32x = 17,879,022.19
  5. Step 5: Solve for x
    x = 17,879,022.19/5,912.32
  6. Step 6: Final answer
    x = 3,024.03

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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.