Home / 3,356.44-5,034.89-1,135.15

Finding the Fourth Proportional to 3,356.44, 5,034.89 and 1,135.15

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Solution

The fourth proportional to 3,356.44, 5,034.89 and 1,135.15 is: 1,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.44 : 5,034.89 = 1,135.15 : x
  2. Step 2: Convert to fraction form
    3,356.44/5,034.89 = 1,135.15/x
  3. Step 3: Cross multiply
    3,356.44x = 5,034.89 × 1,135.15
  4. Step 4: Simplify right side
    3,356.44x = 5,715,345.63
  5. Step 5: Solve for x
    x = 5,715,345.63/3,356.44
  6. Step 6: Final answer
    x = 1,702.80

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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.