Home / 10,080.96-15,121.47-3,061.03

Finding the Fourth Proportional to 10,080.96, 15,121.47 and 3,061.03

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Solution

The fourth proportional to 10,080.96, 15,121.47 and 3,061.03 is: 4,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.96 : 15,121.47 = 3,061.03 : x
  2. Step 2: Convert to fraction form
    10,080.96/15,121.47 = 3,061.03/x
  3. Step 3: Cross multiply
    10,080.96x = 15,121.47 × 3,061.03
  4. Step 4: Simplify right side
    10,080.96x = 46,287,273.31
  5. Step 5: Solve for x
    x = 46,287,273.31/10,080.96
  6. Step 6: Final answer
    x = 4,591.55

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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.