Home / 3,677.15-5,516.58-1,080.29

Finding the Fourth Proportional to 3,677.15, 5,516.58 and 1,080.29

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Solution

The fourth proportional to 3,677.15, 5,516.58 and 1,080.29 is: 1,620.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.15 : 5,516.58 = 1,080.29 : x
  2. Step 2: Convert to fraction form
    3,677.15/5,516.58 = 1,080.29/x
  3. Step 3: Cross multiply
    3,677.15x = 5,516.58 × 1,080.29
  4. Step 4: Simplify right side
    3,677.15x = 5,959,506.21
  5. Step 5: Solve for x
    x = 5,959,506.21/3,677.15
  6. Step 6: Final answer
    x = 1,620.69

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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.