Home / 3,709.26-5,562.61-1,243.49

Finding the Fourth Proportional to 3,709.26, 5,562.61 and 1,243.49

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Solution

The fourth proportional to 3,709.26, 5,562.61 and 1,243.49 is: 1,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.26 : 5,562.61 = 1,243.49 : x
  2. Step 2: Convert to fraction form
    3,709.26/5,562.61 = 1,243.49/x
  3. Step 3: Cross multiply
    3,709.26x = 5,562.61 × 1,243.49
  4. Step 4: Simplify right side
    3,709.26x = 6,917,018.99
  5. Step 5: Solve for x
    x = 6,917,018.99/3,709.26
  6. Step 6: Final answer
    x = 1,864.80

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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.