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Finding the Fourth Proportional to 6,773.31, 9,354.48 and 4,654.44

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Solution

The fourth proportional to 6,773.31, 9,354.48 and 4,654.44 is: 6,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.31 : 9,354.48 = 4,654.44 : x
  2. Step 2: Convert to fraction form
    6,773.31/9,354.48 = 4,654.44/x
  3. Step 3: Cross multiply
    6,773.31x = 9,354.48 × 4,654.44
  4. Step 4: Simplify right side
    6,773.31x = 43,539,865.89
  5. Step 5: Solve for x
    x = 43,539,865.89/6,773.31
  6. Step 6: Final answer
    x = 6,428.15

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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.