Home / 3,366.03-4,642.96-2,172.54

Finding the Fourth Proportional to 3,366.03, 4,642.96 and 2,172.54

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Solution

The fourth proportional to 3,366.03, 4,642.96 and 2,172.54 is: 2,996.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.03 : 4,642.96 = 2,172.54 : x
  2. Step 2: Convert to fraction form
    3,366.03/4,642.96 = 2,172.54/x
  3. Step 3: Cross multiply
    3,366.03x = 4,642.96 × 2,172.54
  4. Step 4: Simplify right side
    3,366.03x = 10,087,016.32
  5. Step 5: Solve for x
    x = 10,087,016.32/3,366.03
  6. Step 6: Final answer
    x = 2,996.71

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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.