Home / 2,212.32-3,324.96-2,051.40

Finding the Fourth Proportional to 2,212.32, 3,324.96 and 2,051.40

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Solution

The fourth proportional to 2,212.32, 3,324.96 and 2,051.40 is: 3,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.32 : 3,324.96 = 2,051.40 : x
  2. Step 2: Convert to fraction form
    2,212.32/3,324.96 = 2,051.40/x
  3. Step 3: Cross multiply
    2,212.32x = 3,324.96 × 2,051.40
  4. Step 4: Simplify right side
    2,212.32x = 6,820,822.94
  5. Step 5: Solve for x
    x = 6,820,822.94/2,212.32
  6. Step 6: Final answer
    x = 3,083.11

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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.