Home / 2,727.70-3,764.54-1,845.61

Finding the Fourth Proportional to 2,727.70, 3,764.54 and 1,845.61

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Solution

The fourth proportional to 2,727.70, 3,764.54 and 1,845.61 is: 2,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.70 : 3,764.54 = 1,845.61 : x
  2. Step 2: Convert to fraction form
    2,727.70/3,764.54 = 1,845.61/x
  3. Step 3: Cross multiply
    2,727.70x = 3,764.54 × 1,845.61
  4. Step 4: Simplify right side
    2,727.70x = 6,947,872.67
  5. Step 5: Solve for x
    x = 6,947,872.67/2,727.70
  6. Step 6: Final answer
    x = 2,547.15

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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.