Home / 3,629.52-5,008.77-2,137.14

Finding the Fourth Proportional to 3,629.52, 5,008.77 and 2,137.14

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Solution

The fourth proportional to 3,629.52, 5,008.77 and 2,137.14 is: 2,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.52 : 5,008.77 = 2,137.14 : x
  2. Step 2: Convert to fraction form
    3,629.52/5,008.77 = 2,137.14/x
  3. Step 3: Cross multiply
    3,629.52x = 5,008.77 × 2,137.14
  4. Step 4: Simplify right side
    3,629.52x = 10,704,442.72
  5. Step 5: Solve for x
    x = 10,704,442.72/3,629.52
  6. Step 6: Final answer
    x = 2,949.27

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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.