Home / 10,160.87-15,241.14-2,765.48

Finding the Fourth Proportional to 10,160.87, 15,241.14 and 2,765.48

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Solution

The fourth proportional to 10,160.87, 15,241.14 and 2,765.48 is: 4,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.87 : 15,241.14 = 2,765.48 : x
  2. Step 2: Convert to fraction form
    10,160.87/15,241.14 = 2,765.48/x
  3. Step 3: Cross multiply
    10,160.87x = 15,241.14 × 2,765.48
  4. Step 4: Simplify right side
    10,160.87x = 42,148,991.64
  5. Step 5: Solve for x
    x = 42,148,991.64/10,160.87
  6. Step 6: Final answer
    x = 4,148.17

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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.