Home / 3,676.93-5,516.32-1,079.87

Finding the Fourth Proportional to 3,676.93, 5,516.32 and 1,079.87

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Solution

The fourth proportional to 3,676.93, 5,516.32 and 1,079.87 is: 1,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.93 : 5,516.32 = 1,079.87 : x
  2. Step 2: Convert to fraction form
    3,676.93/5,516.32 = 1,079.87/x
  3. Step 3: Cross multiply
    3,676.93x = 5,516.32 × 1,079.87
  4. Step 4: Simplify right side
    3,676.93x = 5,956,880.22
  5. Step 5: Solve for x
    x = 5,956,880.22/3,676.93
  6. Step 6: Final answer
    x = 1,620.07

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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.