Home / 3,630.96-5,010.99-2,037.78

Finding the Fourth Proportional to 3,630.96, 5,010.99 and 2,037.78

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Solution

The fourth proportional to 3,630.96, 5,010.99 and 2,037.78 is: 2,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.96 : 5,010.99 = 2,037.78 : x
  2. Step 2: Convert to fraction form
    3,630.96/5,010.99 = 2,037.78/x
  3. Step 3: Cross multiply
    3,630.96x = 5,010.99 × 2,037.78
  4. Step 4: Simplify right side
    3,630.96x = 10,211,295.20
  5. Step 5: Solve for x
    x = 10,211,295.20/3,630.96
  6. Step 6: Final answer
    x = 2,812.29

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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.