Home / 2,205.30-3,314.70-1,479.54

Finding the Fourth Proportional to 2,205.30, 3,314.70 and 1,479.54

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Solution

The fourth proportional to 2,205.30, 3,314.70 and 1,479.54 is: 2,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.30 : 3,314.70 = 1,479.54 : x
  2. Step 2: Convert to fraction form
    2,205.30/3,314.70 = 1,479.54/x
  3. Step 3: Cross multiply
    2,205.30x = 3,314.70 × 1,479.54
  4. Step 4: Simplify right side
    2,205.30x = 4,904,231.24
  5. Step 5: Solve for x
    x = 4,904,231.24/2,205.30
  6. Step 6: Final answer
    x = 2,223.84

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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.