Home / 2,730.94-3,766.38-2,307.66

Finding the Fourth Proportional to 2,730.94, 3,766.38 and 2,307.66

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Solution

The fourth proportional to 2,730.94, 3,766.38 and 2,307.66 is: 3,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.94 : 3,766.38 = 2,307.66 : x
  2. Step 2: Convert to fraction form
    2,730.94/3,766.38 = 2,307.66/x
  3. Step 3: Cross multiply
    2,730.94x = 3,766.38 × 2,307.66
  4. Step 4: Simplify right side
    2,730.94x = 8,691,524.47
  5. Step 5: Solve for x
    x = 8,691,524.47/2,730.94
  6. Step 6: Final answer
    x = 3,182.61

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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.