Home / 3,738.29-5,606.80-1,273.13

Finding the Fourth Proportional to 3,738.29, 5,606.80 and 1,273.13

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Solution

The fourth proportional to 3,738.29, 5,606.80 and 1,273.13 is: 1,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.29 : 5,606.80 = 1,273.13 : x
  2. Step 2: Convert to fraction form
    3,738.29/5,606.80 = 1,273.13/x
  3. Step 3: Cross multiply
    3,738.29x = 5,606.80 × 1,273.13
  4. Step 4: Simplify right side
    3,738.29x = 7,138,154.07
  5. Step 5: Solve for x
    x = 7,138,154.07/3,738.29
  6. Step 6: Final answer
    x = 1,909.47

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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.