Home / 3,021.70-4,533.28-1,265.73

Finding the Fourth Proportional to 3,021.70, 4,533.28 and 1,265.73

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Solution

The fourth proportional to 3,021.70, 4,533.28 and 1,265.73 is: 1,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.70 : 4,533.28 = 1,265.73 : x
  2. Step 2: Convert to fraction form
    3,021.70/4,533.28 = 1,265.73/x
  3. Step 3: Cross multiply
    3,021.70x = 4,533.28 × 1,265.73
  4. Step 4: Simplify right side
    3,021.70x = 5,737,902.17
  5. Step 5: Solve for x
    x = 5,737,902.17/3,021.70
  6. Step 6: Final answer
    x = 1,898.90

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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.