Home / 3,343.78-5,011.91-1,262.37

Finding the Fourth Proportional to 3,343.78, 5,011.91 and 1,262.37

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Solution

The fourth proportional to 3,343.78, 5,011.91 and 1,262.37 is: 1,892.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.78 : 5,011.91 = 1,262.37 : x
  2. Step 2: Convert to fraction form
    3,343.78/5,011.91 = 1,262.37/x
  3. Step 3: Cross multiply
    3,343.78x = 5,011.91 × 1,262.37
  4. Step 4: Simplify right side
    3,343.78x = 6,326,884.83
  5. Step 5: Solve for x
    x = 6,326,884.83/3,343.78
  6. Step 6: Final answer
    x = 1,892.14

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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.