Home / 2,723.41-4,083.70-1,079.11

Finding the Fourth Proportional to 2,723.41, 4,083.70 and 1,079.11

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Solution

The fourth proportional to 2,723.41, 4,083.70 and 1,079.11 is: 1,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.41 : 4,083.70 = 1,079.11 : x
  2. Step 2: Convert to fraction form
    2,723.41/4,083.70 = 1,079.11/x
  3. Step 3: Cross multiply
    2,723.41x = 4,083.70 × 1,079.11
  4. Step 4: Simplify right side
    2,723.41x = 4,406,761.51
  5. Step 5: Solve for x
    x = 4,406,761.51/2,723.41
  6. Step 6: Final answer
    x = 1,618.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.