Home / 1,797.18-2,479.30-1,299.04

Finding the Fourth Proportional to 1,797.18, 2,479.30 and 1,299.04

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Solution

The fourth proportional to 1,797.18, 2,479.30 and 1,299.04 is: 1,792.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.18 : 2,479.30 = 1,299.04 : x
  2. Step 2: Convert to fraction form
    1,797.18/2,479.30 = 1,299.04/x
  3. Step 3: Cross multiply
    1,797.18x = 2,479.30 × 1,299.04
  4. Step 4: Simplify right side
    1,797.18x = 3,220,709.87
  5. Step 5: Solve for x
    x = 3,220,709.87/1,797.18
  6. Step 6: Final answer
    x = 1,792.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.