Home / 2,843.73-3,924.92-1,665.59

Finding the Fourth Proportional to 2,843.73, 3,924.92 and 1,665.59

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Solution

The fourth proportional to 2,843.73, 3,924.92 and 1,665.59 is: 2,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.73 : 3,924.92 = 1,665.59 : x
  2. Step 2: Convert to fraction form
    2,843.73/3,924.92 = 1,665.59/x
  3. Step 3: Cross multiply
    2,843.73x = 3,924.92 × 1,665.59
  4. Step 4: Simplify right side
    2,843.73x = 6,537,292.04
  5. Step 5: Solve for x
    x = 6,537,292.04/2,843.73
  6. Step 6: Final answer
    x = 2,298.84

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1.5x scale

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.