Home / 3,630.31-5,009.87-2,037.31

Finding the Fourth Proportional to 3,630.31, 5,009.87 and 2,037.31

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Solution

The fourth proportional to 3,630.31, 5,009.87 and 2,037.31 is: 2,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.31 : 5,009.87 = 2,037.31 : x
  2. Step 2: Convert to fraction form
    3,630.31/5,009.87 = 2,037.31/x
  3. Step 3: Cross multiply
    3,630.31x = 5,009.87 × 2,037.31
  4. Step 4: Simplify right side
    3,630.31x = 10,206,658.25
  5. Step 5: Solve for x
    x = 10,206,658.25/3,630.31
  6. Step 6: Final answer
    x = 2,811.51

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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.