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Finding the Fourth Proportional to 2,394.26, 3,591.12 and 663.02

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Solution

The fourth proportional to 2,394.26, 3,591.12 and 663.02 is: 994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.26 : 3,591.12 = 663.02 : x
  2. Step 2: Convert to fraction form
    2,394.26/3,591.12 = 663.02/x
  3. Step 3: Cross multiply
    2,394.26x = 3,591.12 × 663.02
  4. Step 4: Simplify right side
    2,394.26x = 2,380,984.38
  5. Step 5: Solve for x
    x = 2,380,984.38/2,394.26
  6. Step 6: Final answer
    x = 994.46

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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.