Home / 2,726.07-4,090.04-1,083.15

Finding the Fourth Proportional to 2,726.07, 4,090.04 and 1,083.15

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Solution

The fourth proportional to 2,726.07, 4,090.04 and 1,083.15 is: 1,625.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.07 : 4,090.04 = 1,083.15 : x
  2. Step 2: Convert to fraction form
    2,726.07/4,090.04 = 1,083.15/x
  3. Step 3: Cross multiply
    2,726.07x = 4,090.04 × 1,083.15
  4. Step 4: Simplify right side
    2,726.07x = 4,430,121.41
  5. Step 5: Solve for x
    x = 4,430,121.41/2,726.07
  6. Step 6: Final answer
    x = 1,625.09

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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.