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Finding the Fourth Proportional to 2,394.72, 3,592.62 and 663.48

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Solution

The fourth proportional to 2,394.72, 3,592.62 and 663.48 is: 995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.72 : 3,592.62 = 663.48 : x
  2. Step 2: Convert to fraction form
    2,394.72/3,592.62 = 663.48/x
  3. Step 3: Cross multiply
    2,394.72x = 3,592.62 × 663.48
  4. Step 4: Simplify right side
    2,394.72x = 2,383,631.52
  5. Step 5: Solve for x
    x = 2,383,631.52/2,394.72
  6. Step 6: Final answer
    x = 995.37

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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.