Home / 2,881.02-3,976.37-1,873.97

Finding the Fourth Proportional to 2,881.02, 3,976.37 and 1,873.97

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Solution

The fourth proportional to 2,881.02, 3,976.37 and 1,873.97 is: 2,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.02 : 3,976.37 = 1,873.97 : x
  2. Step 2: Convert to fraction form
    2,881.02/3,976.37 = 1,873.97/x
  3. Step 3: Cross multiply
    2,881.02x = 3,976.37 × 1,873.97
  4. Step 4: Simplify right side
    2,881.02x = 7,451,598.09
  5. Step 5: Solve for x
    x = 7,451,598.09/2,881.02
  6. Step 6: Final answer
    x = 2,586.44

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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.