Home / 7,166.08-10,743.60-2,232.80

Finding the Fourth Proportional to 7,166.08, 10,743.60 and 2,232.80

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Solution

The fourth proportional to 7,166.08, 10,743.60 and 2,232.80 is: 3,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.08 : 10,743.60 = 2,232.80 : x
  2. Step 2: Convert to fraction form
    7,166.08/10,743.60 = 2,232.80/x
  3. Step 3: Cross multiply
    7,166.08x = 10,743.60 × 2,232.80
  4. Step 4: Simplify right side
    7,166.08x = 23,988,310.08
  5. Step 5: Solve for x
    x = 23,988,310.08/7,166.08
  6. Step 6: Final answer
    x = 3,347.48

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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.