Home / 2,869.94-3,961.07-1,675.06

Finding the Fourth Proportional to 2,869.94, 3,961.07 and 1,675.06

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Solution

The fourth proportional to 2,869.94, 3,961.07 and 1,675.06 is: 2,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.94 : 3,961.07 = 1,675.06 : x
  2. Step 2: Convert to fraction form
    2,869.94/3,961.07 = 1,675.06/x
  3. Step 3: Cross multiply
    2,869.94x = 3,961.07 × 1,675.06
  4. Step 4: Simplify right side
    2,869.94x = 6,635,029.91
  5. Step 5: Solve for x
    x = 6,635,029.91/2,869.94
  6. Step 6: Final answer
    x = 2,311.91

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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.