Home / 3,648.11-5,035.77-2,766.02

Finding the Fourth Proportional to 3,648.11, 5,035.77 and 2,766.02

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Solution

The fourth proportional to 3,648.11, 5,035.77 and 2,766.02 is: 3,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.11 : 5,035.77 = 2,766.02 : x
  2. Step 2: Convert to fraction form
    3,648.11/5,035.77 = 2,766.02/x
  3. Step 3: Cross multiply
    3,648.11x = 5,035.77 × 2,766.02
  4. Step 4: Simplify right side
    3,648.11x = 13,929,015.36
  5. Step 5: Solve for x
    x = 13,929,015.36/3,648.11
  6. Step 6: Final answer
    x = 3,818.15

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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.