Home / 3,627.64-5,005.74-2,055.43

Finding the Fourth Proportional to 3,627.64, 5,005.74 and 2,055.43

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Solution

The fourth proportional to 3,627.64, 5,005.74 and 2,055.43 is: 2,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.64 : 5,005.74 = 2,055.43 : x
  2. Step 2: Convert to fraction form
    3,627.64/5,005.74 = 2,055.43/x
  3. Step 3: Cross multiply
    3,627.64x = 5,005.74 × 2,055.43
  4. Step 4: Simplify right side
    3,627.64x = 10,288,948.17
  5. Step 5: Solve for x
    x = 10,288,948.17/3,627.64
  6. Step 6: Final answer
    x = 2,836.26

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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.