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Finding the Fourth Proportional to 2,394.93, 3,592.40 and 663.56

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Solution

The fourth proportional to 2,394.93, 3,592.40 and 663.56 is: 995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.93 : 3,592.40 = 663.56 : x
  2. Step 2: Convert to fraction form
    2,394.93/3,592.40 = 663.56/x
  3. Step 3: Cross multiply
    2,394.93x = 3,592.40 × 663.56
  4. Step 4: Simplify right side
    2,394.93x = 2,383,751.66
  5. Step 5: Solve for x
    x = 2,383,751.66/2,394.93
  6. Step 6: Final answer
    x = 995.33

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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.