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Finding the Fourth Proportional to 3,472.58, 4,791.74 and 2,766.23

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Solution

The fourth proportional to 3,472.58, 4,791.74 and 2,766.23 is: 3,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.58 : 4,791.74 = 2,766.23 : x
  2. Step 2: Convert to fraction form
    3,472.58/4,791.74 = 2,766.23/x
  3. Step 3: Cross multiply
    3,472.58x = 4,791.74 × 2,766.23
  4. Step 4: Simplify right side
    3,472.58x = 13,255,037.90
  5. Step 5: Solve for x
    x = 13,255,037.90/3,472.58
  6. Step 6: Final answer
    x = 3,817.05

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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.