Home / 1,962.42-2,940.48-1,344.03

Finding the Fourth Proportional to 1,962.42, 2,940.48 and 1,344.03

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Solution

The fourth proportional to 1,962.42, 2,940.48 and 1,344.03 is: 2,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962.42 : 2,940.48 = 1,344.03 : x
  2. Step 2: Convert to fraction form
    1,962.42/2,940.48 = 1,344.03/x
  3. Step 3: Cross multiply
    1,962.42x = 2,940.48 × 1,344.03
  4. Step 4: Simplify right side
    1,962.42x = 3,952,093.33
  5. Step 5: Solve for x
    x = 3,952,093.33/1,962.42
  6. Step 6: Final answer
    x = 2,013.89

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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.