Home / 2,755.32-3,802.14-1,576.44

Finding the Fourth Proportional to 2,755.32, 3,802.14 and 1,576.44

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Solution

The fourth proportional to 2,755.32, 3,802.14 and 1,576.44 is: 2,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.32 : 3,802.14 = 1,576.44 : x
  2. Step 2: Convert to fraction form
    2,755.32/3,802.14 = 1,576.44/x
  3. Step 3: Cross multiply
    2,755.32x = 3,802.14 × 1,576.44
  4. Step 4: Simplify right side
    2,755.32x = 5,993,845.58
  5. Step 5: Solve for x
    x = 5,993,845.58/2,755.32
  6. Step 6: Final answer
    x = 2,175.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.