Home / 2,213.44-3,055.86-1,967.40

Finding the Fourth Proportional to 2,213.44, 3,055.86 and 1,967.40

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Solution

The fourth proportional to 2,213.44, 3,055.86 and 1,967.40 is: 2,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.44 : 3,055.86 = 1,967.40 : x
  2. Step 2: Convert to fraction form
    2,213.44/3,055.86 = 1,967.40/x
  3. Step 3: Cross multiply
    2,213.44x = 3,055.86 × 1,967.40
  4. Step 4: Simplify right side
    2,213.44x = 6,012,098.96
  5. Step 5: Solve for x
    x = 6,012,098.96/2,213.44
  6. Step 6: Final answer
    x = 2,716.18

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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.