Home / 3,165.41-4,738.89-1,845.13

Finding the Fourth Proportional to 3,165.41, 4,738.89 and 1,845.13

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Solution

The fourth proportional to 3,165.41, 4,738.89 and 1,845.13 is: 2,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.41 : 4,738.89 = 1,845.13 : x
  2. Step 2: Convert to fraction form
    3,165.41/4,738.89 = 1,845.13/x
  3. Step 3: Cross multiply
    3,165.41x = 4,738.89 × 1,845.13
  4. Step 4: Simplify right side
    3,165.41x = 8,743,844.41
  5. Step 5: Solve for x
    x = 8,743,844.41/3,165.41
  6. Step 6: Final answer
    x = 2,762.31

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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.