Home / 5,813.32-8,717.23-2,112.94

Finding the Fourth Proportional to 5,813.32, 8,717.23 and 2,112.94

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Solution

The fourth proportional to 5,813.32, 8,717.23 and 2,112.94 is: 3,168.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.32 : 8,717.23 = 2,112.94 : x
  2. Step 2: Convert to fraction form
    5,813.32/8,717.23 = 2,112.94/x
  3. Step 3: Cross multiply
    5,813.32x = 8,717.23 × 2,112.94
  4. Step 4: Simplify right side
    5,813.32x = 18,418,983.96
  5. Step 5: Solve for x
    x = 18,418,983.96/5,813.32
  6. Step 6: Final answer
    x = 3,168.41

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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.