Home / 2,784.59-3,841.51-1,664.97

Finding the Fourth Proportional to 2,784.59, 3,841.51 and 1,664.97

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Solution

The fourth proportional to 2,784.59, 3,841.51 and 1,664.97 is: 2,296.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.59 : 3,841.51 = 1,664.97 : x
  2. Step 2: Convert to fraction form
    2,784.59/3,841.51 = 1,664.97/x
  3. Step 3: Cross multiply
    2,784.59x = 3,841.51 × 1,664.97
  4. Step 4: Simplify right side
    2,784.59x = 6,395,990.58
  5. Step 5: Solve for x
    x = 6,395,990.58/2,784.59
  6. Step 6: Final answer
    x = 2,296.92

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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.