Home / 3,743.64-5,618.52-2,649.06

Finding the Fourth Proportional to 3,743.64, 5,618.52 and 2,649.06

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Solution

The fourth proportional to 3,743.64, 5,618.52 and 2,649.06 is: 3,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.64 : 5,618.52 = 2,649.06 : x
  2. Step 2: Convert to fraction form
    3,743.64/5,618.52 = 2,649.06/x
  3. Step 3: Cross multiply
    3,743.64x = 5,618.52 × 2,649.06
  4. Step 4: Simplify right side
    3,743.64x = 14,883,796.59
  5. Step 5: Solve for x
    x = 14,883,796.59/3,743.64
  6. Step 6: Final answer
    x = 3,975.76

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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.