Home / 1,934.70-2,671.66-1,237.30

Finding the Fourth Proportional to 1,934.70, 2,671.66 and 1,237.30

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Solution

The fourth proportional to 1,934.70, 2,671.66 and 1,237.30 is: 1,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.70 : 2,671.66 = 1,237.30 : x
  2. Step 2: Convert to fraction form
    1,934.70/2,671.66 = 1,237.30/x
  3. Step 3: Cross multiply
    1,934.70x = 2,671.66 × 1,237.30
  4. Step 4: Simplify right side
    1,934.70x = 3,305,644.92
  5. Step 5: Solve for x
    x = 3,305,644.92/1,934.70
  6. Step 6: Final answer
    x = 1,708.61

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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.