Home / 4,505.73-6,761.42-1,908.66

Finding the Fourth Proportional to 4,505.73, 6,761.42 and 1,908.66

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Solution

The fourth proportional to 4,505.73, 6,761.42 and 1,908.66 is: 2,864.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.73 : 6,761.42 = 1,908.66 : x
  2. Step 2: Convert to fraction form
    4,505.73/6,761.42 = 1,908.66/x
  3. Step 3: Cross multiply
    4,505.73x = 6,761.42 × 1,908.66
  4. Step 4: Simplify right side
    4,505.73x = 12,905,285.60
  5. Step 5: Solve for x
    x = 12,905,285.60/4,505.73
  6. Step 6: Final answer
    x = 2,864.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.