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Finding the Fourth Proportional to 4,892.09, 6,751.09 and 2,767.58

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Solution

The fourth proportional to 4,892.09, 6,751.09 and 2,767.58 is: 3,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.09 : 6,751.09 = 2,767.58 : x
  2. Step 2: Convert to fraction form
    4,892.09/6,751.09 = 2,767.58/x
  3. Step 3: Cross multiply
    4,892.09x = 6,751.09 × 2,767.58
  4. Step 4: Simplify right side
    4,892.09x = 18,684,140.99
  5. Step 5: Solve for x
    x = 18,684,140.99/4,892.09
  6. Step 6: Final answer
    x = 3,819.25

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1.5x scale

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.