Home / 1,084.20-1,626.30-1,037.73

Finding the Fourth Proportional to 1,084.20, 1,626.30 and 1,037.73

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Solution

The fourth proportional to 1,084.20, 1,626.30 and 1,037.73 is: 1,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084.20 : 1,626.30 = 1,037.73 : x
  2. Step 2: Convert to fraction form
    1,084.20/1,626.30 = 1,037.73/x
  3. Step 3: Cross multiply
    1,084.20x = 1,626.30 × 1,037.73
  4. Step 4: Simplify right side
    1,084.20x = 1,687,660.30
  5. Step 5: Solve for x
    x = 1,687,660.30/1,084.20
  6. Step 6: Final answer
    x = 1,556.60

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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.