Home / 3,552.53-5,321.67-2,146.13

Finding the Fourth Proportional to 3,552.53, 5,321.67 and 2,146.13

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Solution

The fourth proportional to 3,552.53, 5,321.67 and 2,146.13 is: 3,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.53 : 5,321.67 = 2,146.13 : x
  2. Step 2: Convert to fraction form
    3,552.53/5,321.67 = 2,146.13/x
  3. Step 3: Cross multiply
    3,552.53x = 5,321.67 × 2,146.13
  4. Step 4: Simplify right side
    3,552.53x = 11,420,969.03
  5. Step 5: Solve for x
    x = 11,420,969.03/3,552.53
  6. Step 6: Final answer
    x = 3,214.89

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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.