Home / 3,630.29-5,009.85-2,037.28

Finding the Fourth Proportional to 3,630.29, 5,009.85 and 2,037.28

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Solution

The fourth proportional to 3,630.29, 5,009.85 and 2,037.28 is: 2,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.29 : 5,009.85 = 2,037.28 : x
  2. Step 2: Convert to fraction form
    3,630.29/5,009.85 = 2,037.28/x
  3. Step 3: Cross multiply
    3,630.29x = 5,009.85 × 2,037.28
  4. Step 4: Simplify right side
    3,630.29x = 10,206,481.69
  5. Step 5: Solve for x
    x = 10,206,481.69/3,630.29
  6. Step 6: Final answer
    x = 2,811.48

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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.