Home / 3,635.43-5,455.24-2,055.40

Finding the Fourth Proportional to 3,635.43, 5,455.24 and 2,055.40

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Solution

The fourth proportional to 3,635.43, 5,455.24 and 2,055.40 is: 3,084.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.43 : 5,455.24 = 2,055.40 : x
  2. Step 2: Convert to fraction form
    3,635.43/5,455.24 = 2,055.40/x
  3. Step 3: Cross multiply
    3,635.43x = 5,455.24 × 2,055.40
  4. Step 4: Simplify right side
    3,635.43x = 11,212,693.97
  5. Step 5: Solve for x
    x = 11,212,693.97/3,635.43
  6. Step 6: Final answer
    x = 3,084.28

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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.