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Finding the Fourth Proportional to 3,602.38, 5,404.30 and 1,522.39

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Solution

The fourth proportional to 3,602.38, 5,404.30 and 1,522.39 is: 2,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.38 : 5,404.30 = 1,522.39 : x
  2. Step 2: Convert to fraction form
    3,602.38/5,404.30 = 1,522.39/x
  3. Step 3: Cross multiply
    3,602.38x = 5,404.30 × 1,522.39
  4. Step 4: Simplify right side
    3,602.38x = 8,227,434.96
  5. Step 5: Solve for x
    x = 8,227,434.96/3,602.38
  6. Step 6: Final answer
    x = 2,283.89

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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.