Home / 2,731.26-3,769.47-1,552.62

Finding the Fourth Proportional to 2,731.26, 3,769.47 and 1,552.62

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Solution

The fourth proportional to 2,731.26, 3,769.47 and 1,552.62 is: 2,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.26 : 3,769.47 = 1,552.62 : x
  2. Step 2: Convert to fraction form
    2,731.26/3,769.47 = 1,552.62/x
  3. Step 3: Cross multiply
    2,731.26x = 3,769.47 × 1,552.62
  4. Step 4: Simplify right side
    2,731.26x = 5,852,554.51
  5. Step 5: Solve for x
    x = 5,852,554.51/2,731.26
  6. Step 6: Final answer
    x = 2,142.80

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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.