Home / 7,175.05-10,756.39-2,730.25

Finding the Fourth Proportional to 7,175.05, 10,756.39 and 2,730.25

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Solution

The fourth proportional to 7,175.05, 10,756.39 and 2,730.25 is: 4,093.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.05 : 10,756.39 = 2,730.25 : x
  2. Step 2: Convert to fraction form
    7,175.05/10,756.39 = 2,730.25/x
  3. Step 3: Cross multiply
    7,175.05x = 10,756.39 × 2,730.25
  4. Step 4: Simplify right side
    7,175.05x = 29,367,633.80
  5. Step 5: Solve for x
    x = 29,367,633.80/7,175.05
  6. Step 6: Final answer
    x = 4,093.02

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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.