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Finding the Fourth Proportional to 4,902.51, 6,765.51 and 2,664.39

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Solution

The fourth proportional to 4,902.51, 6,765.51 and 2,664.39 is: 3,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.51 : 6,765.51 = 2,664.39 : x
  2. Step 2: Convert to fraction form
    4,902.51/6,765.51 = 2,664.39/x
  3. Step 3: Cross multiply
    4,902.51x = 6,765.51 × 2,664.39
  4. Step 4: Simplify right side
    4,902.51x = 18,025,954.64
  5. Step 5: Solve for x
    x = 18,025,954.64/4,902.51
  6. Step 6: Final answer
    x = 3,676.88

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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.