Home / 2,755.49-3,802.95-1,576.53

Finding the Fourth Proportional to 2,755.49, 3,802.95 and 1,576.53

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Solution

The fourth proportional to 2,755.49, 3,802.95 and 1,576.53 is: 2,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.49 : 3,802.95 = 1,576.53 : x
  2. Step 2: Convert to fraction form
    2,755.49/3,802.95 = 1,576.53/x
  3. Step 3: Cross multiply
    2,755.49x = 3,802.95 × 1,576.53
  4. Step 4: Simplify right side
    2,755.49x = 5,995,464.76
  5. Step 5: Solve for x
    x = 5,995,464.76/2,755.49
  6. Step 6: Final answer
    x = 2,175.83

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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.