Home / 5,521.27-7,619.42-3,003.41

Finding the Fourth Proportional to 5,521.27, 7,619.42 and 3,003.41

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Solution

The fourth proportional to 5,521.27, 7,619.42 and 3,003.41 is: 4,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.27 : 7,619.42 = 3,003.41 : x
  2. Step 2: Convert to fraction form
    5,521.27/7,619.42 = 3,003.41/x
  3. Step 3: Cross multiply
    5,521.27x = 7,619.42 × 3,003.41
  4. Step 4: Simplify right side
    5,521.27x = 22,884,242.22
  5. Step 5: Solve for x
    x = 22,884,242.22/5,521.27
  6. Step 6: Final answer
    x = 4,144.74

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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.