Home / 2,844.31-3,924.21-1,664.53

Finding the Fourth Proportional to 2,844.31, 3,924.21 and 1,664.53

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Solution

The fourth proportional to 2,844.31, 3,924.21 and 1,664.53 is: 2,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.31 : 3,924.21 = 1,664.53 : x
  2. Step 2: Convert to fraction form
    2,844.31/3,924.21 = 1,664.53/x
  3. Step 3: Cross multiply
    2,844.31x = 3,924.21 × 1,664.53
  4. Step 4: Simplify right side
    2,844.31x = 6,531,965.27
  5. Step 5: Solve for x
    x = 6,531,965.27/2,844.31
  6. Step 6: Final answer
    x = 2,296.50

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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.