Home / 3,629.20-5,000.52-3,629.20

Finding the Fourth Proportional to 3,629.20, 5,000.52 and 3,629.20

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Solution

The fourth proportional to 3,629.20, 5,000.52 and 3,629.20 is: 5,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.20 : 5,000.52 = 3,629.20 : x
  2. Step 2: Convert to fraction form
    3,629.20/5,000.52 = 3,629.20/x
  3. Step 3: Cross multiply
    3,629.20x = 5,000.52 × 3,629.20
  4. Step 4: Simplify right side
    3,629.20x = 18,147,887.18
  5. Step 5: Solve for x
    x = 18,147,887.18/3,629.20
  6. Step 6: Final answer
    x = 5,000.52

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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.