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Finding the Fourth Proportional to 5,774.88, 8,654.48 and 3,274.89

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Solution

The fourth proportional to 5,774.88, 8,654.48 and 3,274.89 is: 4,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.88 : 8,654.48 = 3,274.89 : x
  2. Step 2: Convert to fraction form
    5,774.88/8,654.48 = 3,274.89/x
  3. Step 3: Cross multiply
    5,774.88x = 8,654.48 × 3,274.89
  4. Step 4: Simplify right side
    5,774.88x = 28,342,453.63
  5. Step 5: Solve for x
    x = 28,342,453.63/5,774.88
  6. Step 6: Final answer
    x = 4,907.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.