Home / 3,700.82-5,551.24-1,103.70

Finding the Fourth Proportional to 3,700.82, 5,551.24 and 1,103.70

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Solution

The fourth proportional to 3,700.82, 5,551.24 and 1,103.70 is: 1,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.82 : 5,551.24 = 1,103.70 : x
  2. Step 2: Convert to fraction form
    3,700.82/5,551.24 = 1,103.70/x
  3. Step 3: Cross multiply
    3,700.82x = 5,551.24 × 1,103.70
  4. Step 4: Simplify right side
    3,700.82x = 6,126,903.59
  5. Step 5: Solve for x
    x = 6,126,903.59/3,700.82
  6. Step 6: Final answer
    x = 1,655.55

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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.