Home / 1,817.03-2,727.86-1,512.61

Finding the Fourth Proportional to 1,817.03, 2,727.86 and 1,512.61

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Solution

The fourth proportional to 1,817.03, 2,727.86 and 1,512.61 is: 2,270.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.03 : 2,727.86 = 1,512.61 : x
  2. Step 2: Convert to fraction form
    1,817.03/2,727.86 = 1,512.61/x
  3. Step 3: Cross multiply
    1,817.03x = 2,727.86 × 1,512.61
  4. Step 4: Simplify right side
    1,817.03x = 4,126,173.93
  5. Step 5: Solve for x
    x = 4,126,173.93/1,817.03
  6. Step 6: Final answer
    x = 2,270.83

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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.