Home / 2,731.48-3,769.14-1,552.48

Finding the Fourth Proportional to 2,731.48, 3,769.14 and 1,552.48

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Solution

The fourth proportional to 2,731.48, 3,769.14 and 1,552.48 is: 2,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.48 : 3,769.14 = 1,552.48 : x
  2. Step 2: Convert to fraction form
    2,731.48/3,769.14 = 1,552.48/x
  3. Step 3: Cross multiply
    2,731.48x = 3,769.14 × 1,552.48
  4. Step 4: Simplify right side
    2,731.48x = 5,851,514.47
  5. Step 5: Solve for x
    x = 5,851,514.47/2,731.48
  6. Step 6: Final answer
    x = 2,142.25

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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.