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Finding the Fourth Proportional to 2,204.34, 3,307.05 and 906.18

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Solution

The fourth proportional to 2,204.34, 3,307.05 and 906.18 is: 1,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.34 : 3,307.05 = 906.18 : x
  2. Step 2: Convert to fraction form
    2,204.34/3,307.05 = 906.18/x
  3. Step 3: Cross multiply
    2,204.34x = 3,307.05 × 906.18
  4. Step 4: Simplify right side
    2,204.34x = 2,996,782.57
  5. Step 5: Solve for x
    x = 2,996,782.57/2,204.34
  6. Step 6: Final answer
    x = 1,359.49

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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.