Home / 2,829.03-3,904.26-1,709.90

Finding the Fourth Proportional to 2,829.03, 3,904.26 and 1,709.90

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Solution

The fourth proportional to 2,829.03, 3,904.26 and 1,709.90 is: 2,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.03 : 3,904.26 = 1,709.90 : x
  2. Step 2: Convert to fraction form
    2,829.03/3,904.26 = 1,709.90/x
  3. Step 3: Cross multiply
    2,829.03x = 3,904.26 × 1,709.90
  4. Step 4: Simplify right side
    2,829.03x = 6,675,874.65
  5. Step 5: Solve for x
    x = 6,675,874.65/2,829.03
  6. Step 6: Final answer
    x = 2,359.78

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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.