Home / 3,003.56-4,497.45-2,121.29

Finding the Fourth Proportional to 3,003.56, 4,497.45 and 2,121.29

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Solution

The fourth proportional to 3,003.56, 4,497.45 and 2,121.29 is: 3,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.56 : 4,497.45 = 2,121.29 : x
  2. Step 2: Convert to fraction form
    3,003.56/4,497.45 = 2,121.29/x
  3. Step 3: Cross multiply
    3,003.56x = 4,497.45 × 2,121.29
  4. Step 4: Simplify right side
    3,003.56x = 9,540,395.71
  5. Step 5: Solve for x
    x = 9,540,395.71/3,003.56
  6. Step 6: Final answer
    x = 3,176.36

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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.