Home / 10,160.93-15,241.29-2,765.33

Finding the Fourth Proportional to 10,160.93, 15,241.29 and 2,765.33

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Solution

The fourth proportional to 10,160.93, 15,241.29 and 2,765.33 is: 4,147.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.93 : 15,241.29 = 2,765.33 : x
  2. Step 2: Convert to fraction form
    10,160.93/15,241.29 = 2,765.33/x
  3. Step 3: Cross multiply
    10,160.93x = 15,241.29 × 2,765.33
  4. Step 4: Simplify right side
    10,160.93x = 42,147,120.27
  5. Step 5: Solve for x
    x = 42,147,120.27/10,160.93
  6. Step 6: Final answer
    x = 4,147.96

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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.