Home / 2,671.14-3,682.80-1,725.33

Finding the Fourth Proportional to 2,671.14, 3,682.80 and 1,725.33

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Solution

The fourth proportional to 2,671.14, 3,682.80 and 1,725.33 is: 2,378.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671.14 : 3,682.80 = 1,725.33 : x
  2. Step 2: Convert to fraction form
    2,671.14/3,682.80 = 1,725.33/x
  3. Step 3: Cross multiply
    2,671.14x = 3,682.80 × 1,725.33
  4. Step 4: Simplify right side
    2,671.14x = 6,354,045.32
  5. Step 5: Solve for x
    x = 6,354,045.32/2,671.14
  6. Step 6: Final answer
    x = 2,378.78

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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.