Home / 3,769.22-5,201.55-2,090.53

Finding the Fourth Proportional to 3,769.22, 5,201.55 and 2,090.53

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Solution

The fourth proportional to 3,769.22, 5,201.55 and 2,090.53 is: 2,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.22 : 5,201.55 = 2,090.53 : x
  2. Step 2: Convert to fraction form
    3,769.22/5,201.55 = 2,090.53/x
  3. Step 3: Cross multiply
    3,769.22x = 5,201.55 × 2,090.53
  4. Step 4: Simplify right side
    3,769.22x = 10,873,959.86
  5. Step 5: Solve for x
    x = 10,873,959.86/3,769.22
  6. Step 6: Final answer
    x = 2,884.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.