Home / 5,381.91-8,068.43-2,264.33

Finding the Fourth Proportional to 5,381.91, 8,068.43 and 2,264.33

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Solution

The fourth proportional to 5,381.91, 8,068.43 and 2,264.33 is: 3,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.91 : 8,068.43 = 2,264.33 : x
  2. Step 2: Convert to fraction form
    5,381.91/8,068.43 = 2,264.33/x
  3. Step 3: Cross multiply
    5,381.91x = 8,068.43 × 2,264.33
  4. Step 4: Simplify right side
    5,381.91x = 18,269,536.44
  5. Step 5: Solve for x
    x = 18,269,536.44/5,381.91
  6. Step 6: Final answer
    x = 3,394.62

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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.