Home / 2,893.15-3,992.66-1,698.27

Finding the Fourth Proportional to 2,893.15, 3,992.66 and 1,698.27

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Solution

The fourth proportional to 2,893.15, 3,992.66 and 1,698.27 is: 2,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.15 : 3,992.66 = 1,698.27 : x
  2. Step 2: Convert to fraction form
    2,893.15/3,992.66 = 1,698.27/x
  3. Step 3: Cross multiply
    2,893.15x = 3,992.66 × 1,698.27
  4. Step 4: Simplify right side
    2,893.15x = 6,780,614.70
  5. Step 5: Solve for x
    x = 6,780,614.70/2,893.15
  6. Step 6: Final answer
    x = 2,343.68

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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.