Home / 5,568.14-8,345.91-2,279.43

Finding the Fourth Proportional to 5,568.14, 8,345.91 and 2,279.43

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Solution

The fourth proportional to 5,568.14, 8,345.91 and 2,279.43 is: 3,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.14 : 8,345.91 = 2,279.43 : x
  2. Step 2: Convert to fraction form
    5,568.14/8,345.91 = 2,279.43/x
  3. Step 3: Cross multiply
    5,568.14x = 8,345.91 × 2,279.43
  4. Step 4: Simplify right side
    5,568.14x = 19,023,917.63
  5. Step 5: Solve for x
    x = 19,023,917.63/5,568.14
  6. Step 6: Final answer
    x = 3,416.57

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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.