Home / 3,003.82-4,505.67-1,359.20

Finding the Fourth Proportional to 3,003.82, 4,505.67 and 1,359.20

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Solution

The fourth proportional to 3,003.82, 4,505.67 and 1,359.20 is: 2,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.82 : 4,505.67 = 1,359.20 : x
  2. Step 2: Convert to fraction form
    3,003.82/4,505.67 = 1,359.20/x
  3. Step 3: Cross multiply
    3,003.82x = 4,505.67 × 1,359.20
  4. Step 4: Simplify right side
    3,003.82x = 6,124,117.93
  5. Step 5: Solve for x
    x = 6,124,117.93/3,003.82
  6. Step 6: Final answer
    x = 2,038.78

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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.