Home / 5,371.62-7,405.07-3,773.40

Finding the Fourth Proportional to 5,371.62, 7,405.07 and 3,773.40

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Solution

The fourth proportional to 5,371.62, 7,405.07 and 3,773.40 is: 5,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.62 : 7,405.07 = 3,773.40 : x
  2. Step 2: Convert to fraction form
    5,371.62/7,405.07 = 3,773.40/x
  3. Step 3: Cross multiply
    5,371.62x = 7,405.07 × 3,773.40
  4. Step 4: Simplify right side
    5,371.62x = 27,942,272.27
  5. Step 5: Solve for x
    x = 27,942,272.27/5,371.62
  6. Step 6: Final answer
    x = 5,201.83

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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.