Home / 2,951.37-4,073.28-1,906.47

Finding the Fourth Proportional to 2,951.37, 4,073.28 and 1,906.47

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Solution

The fourth proportional to 2,951.37, 4,073.28 and 1,906.47 is: 2,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.37 : 4,073.28 = 1,906.47 : x
  2. Step 2: Convert to fraction form
    2,951.37/4,073.28 = 1,906.47/x
  3. Step 3: Cross multiply
    2,951.37x = 4,073.28 × 1,906.47
  4. Step 4: Simplify right side
    2,951.37x = 7,765,586.12
  5. Step 5: Solve for x
    x = 7,765,586.12/2,951.37
  6. Step 6: Final answer
    x = 2,631.18

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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.