Home / 2,844.02-3,924.92-1,665.78

Finding the Fourth Proportional to 2,844.02, 3,924.92 and 1,665.78

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Solution

The fourth proportional to 2,844.02, 3,924.92 and 1,665.78 is: 2,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.02 : 3,924.92 = 1,665.78 : x
  2. Step 2: Convert to fraction form
    2,844.02/3,924.92 = 1,665.78/x
  3. Step 3: Cross multiply
    2,844.02x = 3,924.92 × 1,665.78
  4. Step 4: Simplify right side
    2,844.02x = 6,538,053.24
  5. Step 5: Solve for x
    x = 6,538,053.24/2,844.02
  6. Step 6: Final answer
    x = 2,298.88

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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.