Home / 1,917.26-2,893.13-1,848.62

Finding the Fourth Proportional to 1,917.26, 2,893.13 and 1,848.62

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Solution

The fourth proportional to 1,917.26, 2,893.13 and 1,848.62 is: 2,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917.26 : 2,893.13 = 1,848.62 : x
  2. Step 2: Convert to fraction form
    1,917.26/2,893.13 = 1,848.62/x
  3. Step 3: Cross multiply
    1,917.26x = 2,893.13 × 1,848.62
  4. Step 4: Simplify right side
    1,917.26x = 5,348,297.98
  5. Step 5: Solve for x
    x = 5,348,297.98/1,917.26
  6. Step 6: Final answer
    x = 2,789.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.