Home / 2,660.42-3,671.39-1,481.53

Finding the Fourth Proportional to 2,660.42, 3,671.39 and 1,481.53

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Solution

The fourth proportional to 2,660.42, 3,671.39 and 1,481.53 is: 2,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660.42 : 3,671.39 = 1,481.53 : x
  2. Step 2: Convert to fraction form
    2,660.42/3,671.39 = 1,481.53/x
  3. Step 3: Cross multiply
    2,660.42x = 3,671.39 × 1,481.53
  4. Step 4: Simplify right side
    2,660.42x = 5,439,276.20
  5. Step 5: Solve for x
    x = 5,439,276.20/2,660.42
  6. Step 6: Final answer
    x = 2,044.52

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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.