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Finding the Fourth Proportional to 4,892.18, 6,751.18 and 2,654.06

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Solution

The fourth proportional to 4,892.18, 6,751.18 and 2,654.06 is: 3,662.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.18 : 6,751.18 = 2,654.06 : x
  2. Step 2: Convert to fraction form
    4,892.18/6,751.18 = 2,654.06/x
  3. Step 3: Cross multiply
    4,892.18x = 6,751.18 × 2,654.06
  4. Step 4: Simplify right side
    4,892.18x = 17,918,036.79
  5. Step 5: Solve for x
    x = 17,918,036.79/4,892.18
  6. Step 6: Final answer
    x = 3,662.59

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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.