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Finding the Fourth Proportional to 2,296.92, 3,445.37 and 998.39

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Solution

The fourth proportional to 2,296.92, 3,445.37 and 998.39 is: 1,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.92 : 3,445.37 = 998.39 : x
  2. Step 2: Convert to fraction form
    2,296.92/3,445.37 = 998.39/x
  3. Step 3: Cross multiply
    2,296.92x = 3,445.37 × 998.39
  4. Step 4: Simplify right side
    2,296.92x = 3,439,830.32
  5. Step 5: Solve for x
    x = 3,439,830.32/2,296.92
  6. Step 6: Final answer
    x = 1,497.58

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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.