Home / 3,781.16-5,671.66-2,026.76

Finding the Fourth Proportional to 3,781.16, 5,671.66 and 2,026.76

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Solution

The fourth proportional to 3,781.16, 5,671.66 and 2,026.76 is: 3,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.16 : 5,671.66 = 2,026.76 : x
  2. Step 2: Convert to fraction form
    3,781.16/5,671.66 = 2,026.76/x
  3. Step 3: Cross multiply
    3,781.16x = 5,671.66 × 2,026.76
  4. Step 4: Simplify right side
    3,781.16x = 11,495,093.62
  5. Step 5: Solve for x
    x = 11,495,093.62/3,781.16
  6. Step 6: Final answer
    x = 3,040.10

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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.