Home / 3,371.10-5,054.63-1,261.86

Finding the Fourth Proportional to 3,371.10, 5,054.63 and 1,261.86

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Solution

The fourth proportional to 3,371.10, 5,054.63 and 1,261.86 is: 1,892.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.10 : 5,054.63 = 1,261.86 : x
  2. Step 2: Convert to fraction form
    3,371.10/5,054.63 = 1,261.86/x
  3. Step 3: Cross multiply
    3,371.10x = 5,054.63 × 1,261.86
  4. Step 4: Simplify right side
    3,371.10x = 6,378,229.10
  5. Step 5: Solve for x
    x = 6,378,229.10/3,371.10
  6. Step 6: Final answer
    x = 1,892.03

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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.