Home / 3,003.25-4,505.39-1,337.98

Finding the Fourth Proportional to 3,003.25, 4,505.39 and 1,337.98

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Solution

The fourth proportional to 3,003.25, 4,505.39 and 1,337.98 is: 2,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.25 : 4,505.39 = 1,337.98 : x
  2. Step 2: Convert to fraction form
    3,003.25/4,505.39 = 1,337.98/x
  3. Step 3: Cross multiply
    3,003.25x = 4,505.39 × 1,337.98
  4. Step 4: Simplify right side
    3,003.25x = 6,028,121.71
  5. Step 5: Solve for x
    x = 6,028,121.71/3,003.25
  6. Step 6: Final answer
    x = 2,007.20

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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.