Home / 3,747.55-5,620.37-1,114.44

Finding the Fourth Proportional to 3,747.55, 5,620.37 and 1,114.44

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Solution

The fourth proportional to 3,747.55, 5,620.37 and 1,114.44 is: 1,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.55 : 5,620.37 = 1,114.44 : x
  2. Step 2: Convert to fraction form
    3,747.55/5,620.37 = 1,114.44/x
  3. Step 3: Cross multiply
    3,747.55x = 5,620.37 × 1,114.44
  4. Step 4: Simplify right side
    3,747.55x = 6,263,565.14
  5. Step 5: Solve for x
    x = 6,263,565.14/3,747.55
  6. Step 6: Final answer
    x = 1,671.38

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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.