Home / 3,641.10-5,462.46-1,996.80

Finding the Fourth Proportional to 3,641.10, 5,462.46 and 1,996.80

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Solution

The fourth proportional to 3,641.10, 5,462.46 and 1,996.80 is: 2,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.10 : 5,462.46 = 1,996.80 : x
  2. Step 2: Convert to fraction form
    3,641.10/5,462.46 = 1,996.80/x
  3. Step 3: Cross multiply
    3,641.10x = 5,462.46 × 1,996.80
  4. Step 4: Simplify right side
    3,641.10x = 10,907,440.13
  5. Step 5: Solve for x
    x = 10,907,440.13/3,641.10
  6. Step 6: Final answer
    x = 2,995.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.