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Finding the Fourth Proportional to 2,204.01, 3,308.45 and 906.39

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Solution

The fourth proportional to 2,204.01, 3,308.45 and 906.39 is: 1,360.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.01 : 3,308.45 = 906.39 : x
  2. Step 2: Convert to fraction form
    2,204.01/3,308.45 = 906.39/x
  3. Step 3: Cross multiply
    2,204.01x = 3,308.45 × 906.39
  4. Step 4: Simplify right side
    2,204.01x = 2,998,741.46
  5. Step 5: Solve for x
    x = 2,998,741.46/2,204.01
  6. Step 6: Final answer
    x = 1,360.58

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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.