Home / 5,562.21-7,672.51-3,673.79

Finding the Fourth Proportional to 5,562.21, 7,672.51 and 3,673.79

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Solution

The fourth proportional to 5,562.21, 7,672.51 and 3,673.79 is: 5,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.21 : 7,672.51 = 3,673.79 : x
  2. Step 2: Convert to fraction form
    5,562.21/7,672.51 = 3,673.79/x
  3. Step 3: Cross multiply
    5,562.21x = 7,672.51 × 3,673.79
  4. Step 4: Simplify right side
    5,562.21x = 28,187,190.51
  5. Step 5: Solve for x
    x = 28,187,190.51/5,562.21
  6. Step 6: Final answer
    x = 5,067.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.