Home / 5,696.12-8,544.54-2,408.78

Finding the Fourth Proportional to 5,696.12, 8,544.54 and 2,408.78

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Solution

The fourth proportional to 5,696.12, 8,544.54 and 2,408.78 is: 3,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.12 : 8,544.54 = 2,408.78 : x
  2. Step 2: Convert to fraction form
    5,696.12/8,544.54 = 2,408.78/x
  3. Step 3: Cross multiply
    5,696.12x = 8,544.54 × 2,408.78
  4. Step 4: Simplify right side
    5,696.12x = 20,581,917.06
  5. Step 5: Solve for x
    x = 20,581,917.06/5,696.12
  6. Step 6: Final answer
    x = 3,613.32

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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.