Home / 3,356.43-5,057.02-3,090.75

Finding the Fourth Proportional to 3,356.43, 5,057.02 and 3,090.75

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Solution

The fourth proportional to 3,356.43, 5,057.02 and 3,090.75 is: 4,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.43 : 5,057.02 = 3,090.75 : x
  2. Step 2: Convert to fraction form
    3,356.43/5,057.02 = 3,090.75/x
  3. Step 3: Cross multiply
    3,356.43x = 5,057.02 × 3,090.75
  4. Step 4: Simplify right side
    3,356.43x = 15,629,984.57
  5. Step 5: Solve for x
    x = 15,629,984.57/3,356.43
  6. Step 6: Final answer
    x = 4,656.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.