Home / 2,204.34-3,307.11-905.50

Finding the Fourth Proportional to 2,204.34, 3,307.11 and 905.50

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Solution

The fourth proportional to 2,204.34, 3,307.11 and 905.50 is: 1,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.34 : 3,307.11 = 905.50 : x
  2. Step 2: Convert to fraction form
    2,204.34/3,307.11 = 905.50/x
  3. Step 3: Cross multiply
    2,204.34x = 3,307.11 × 905.50
  4. Step 4: Simplify right side
    2,204.34x = 2,994,588.11
  5. Step 5: Solve for x
    x = 2,994,588.11/2,204.34
  6. Step 6: Final answer
    x = 1,358.50

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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.