Home / 2,947.62-4,063.42-2,060.66

Finding the Fourth Proportional to 2,947.62, 4,063.42 and 2,060.66

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Solution

The fourth proportional to 2,947.62, 4,063.42 and 2,060.66 is: 2,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.62 : 4,063.42 = 2,060.66 : x
  2. Step 2: Convert to fraction form
    2,947.62/4,063.42 = 2,060.66/x
  3. Step 3: Cross multiply
    2,947.62x = 4,063.42 × 2,060.66
  4. Step 4: Simplify right side
    2,947.62x = 8,373,327.06
  5. Step 5: Solve for x
    x = 8,373,327.06/2,947.62
  6. Step 6: Final answer
    x = 2,840.71

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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.