Home / 4,902.74-6,765.77-2,664.61

Finding the Fourth Proportional to 4,902.74, 6,765.77 and 2,664.61

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Solution

The fourth proportional to 4,902.74, 6,765.77 and 2,664.61 is: 3,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.74 : 6,765.77 = 2,664.61 : x
  2. Step 2: Convert to fraction form
    4,902.74/6,765.77 = 2,664.61/x
  3. Step 3: Cross multiply
    4,902.74x = 6,765.77 × 2,664.61
  4. Step 4: Simplify right side
    4,902.74x = 18,028,138.40
  5. Step 5: Solve for x
    x = 18,028,138.40/4,902.74
  6. Step 6: Final answer
    x = 3,677.16

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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.