Home / 7,175.52-10,743.23-3,876.80

Finding the Fourth Proportional to 7,175.52, 10,743.23 and 3,876.80

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Solution

The fourth proportional to 7,175.52, 10,743.23 and 3,876.80 is: 5,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.52 : 10,743.23 = 3,876.80 : x
  2. Step 2: Convert to fraction form
    7,175.52/10,743.23 = 3,876.80/x
  3. Step 3: Cross multiply
    7,175.52x = 10,743.23 × 3,876.80
  4. Step 4: Simplify right side
    7,175.52x = 41,649,300.35
  5. Step 5: Solve for x
    x = 41,649,300.35/7,175.52
  6. Step 6: Final answer
    x = 5,804.36

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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.