Home / 3,104.64-4,283.82-1,926

Finding the Fourth Proportional to 3,104.64, 4,283.82 and 1,926

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Solution

The fourth proportional to 3,104.64, 4,283.82 and 1,926 is: 2,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.64 : 4,283.82 = 1,926 : x
  2. Step 2: Convert to fraction form
    3,104.64/4,283.82 = 1,926/x
  3. Step 3: Cross multiply
    3,104.64x = 4,283.82 × 1,926
  4. Step 4: Simplify right side
    3,104.64x = 8,250,637.32
  5. Step 5: Solve for x
    x = 8,250,637.32/3,104.64
  6. Step 6: Final answer
    x = 2,657.52

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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.