Home / 2,736.26-3,775.10-1,557.03

Finding the Fourth Proportional to 2,736.26, 3,775.10 and 1,557.03

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Solution

The fourth proportional to 2,736.26, 3,775.10 and 1,557.03 is: 2,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.26 : 3,775.10 = 1,557.03 : x
  2. Step 2: Convert to fraction form
    2,736.26/3,775.10 = 1,557.03/x
  3. Step 3: Cross multiply
    2,736.26x = 3,775.10 × 1,557.03
  4. Step 4: Simplify right side
    2,736.26x = 5,877,936.17
  5. Step 5: Solve for x
    x = 5,877,936.17/2,736.26
  6. Step 6: Final answer
    x = 2,148.17

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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.