Home / 2,297.46-3,445.79-981.96

Finding the Fourth Proportional to 2,297.46, 3,445.79 and 981.96

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Solution

The fourth proportional to 2,297.46, 3,445.79 and 981.96 is: 1,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.46 : 3,445.79 = 981.96 : x
  2. Step 2: Convert to fraction form
    2,297.46/3,445.79 = 981.96/x
  3. Step 3: Cross multiply
    2,297.46x = 3,445.79 × 981.96
  4. Step 4: Simplify right side
    2,297.46x = 3,383,628.09
  5. Step 5: Solve for x
    x = 3,383,628.09/2,297.46
  6. Step 6: Final answer
    x = 1,472.77

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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.