Home / 2,213.62-3,292.52-2,016.38

Finding the Fourth Proportional to 2,213.62, 3,292.52 and 2,016.38

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Solution

The fourth proportional to 2,213.62, 3,292.52 and 2,016.38 is: 2,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.62 : 3,292.52 = 2,016.38 : x
  2. Step 2: Convert to fraction form
    2,213.62/3,292.52 = 2,016.38/x
  3. Step 3: Cross multiply
    2,213.62x = 3,292.52 × 2,016.38
  4. Step 4: Simplify right side
    2,213.62x = 6,638,971.48
  5. Step 5: Solve for x
    x = 6,638,971.48/2,213.62
  6. Step 6: Final answer
    x = 2,999.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.