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Finding the Fourth Proportional to 2,703.53, 3,731.81 and 1,584.83

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Solution

The fourth proportional to 2,703.53, 3,731.81 and 1,584.83 is: 2,187.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.53 : 3,731.81 = 1,584.83 : x
  2. Step 2: Convert to fraction form
    2,703.53/3,731.81 = 1,584.83/x
  3. Step 3: Cross multiply
    2,703.53x = 3,731.81 × 1,584.83
  4. Step 4: Simplify right side
    2,703.53x = 5,914,285.85
  5. Step 5: Solve for x
    x = 5,914,285.85/2,703.53
  6. Step 6: Final answer
    x = 2,187.61

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1.5x scale

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.