Home / 2,731.02-3,769.40-1,736.12

Finding the Fourth Proportional to 2,731.02, 3,769.40 and 1,736.12

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Solution

The fourth proportional to 2,731.02, 3,769.40 and 1,736.12 is: 2,396.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.02 : 3,769.40 = 1,736.12 : x
  2. Step 2: Convert to fraction form
    2,731.02/3,769.40 = 1,736.12/x
  3. Step 3: Cross multiply
    2,731.02x = 3,769.40 × 1,736.12
  4. Step 4: Simplify right side
    2,731.02x = 6,544,130.73
  5. Step 5: Solve for x
    x = 6,544,130.73/2,731.02
  6. Step 6: Final answer
    x = 2,396.22

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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.