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Finding the Fourth Proportional to 2,694.80, 3,718.31 and 1,701.44

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Solution

The fourth proportional to 2,694.80, 3,718.31 and 1,701.44 is: 2,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.80 : 3,718.31 = 1,701.44 : x
  2. Step 2: Convert to fraction form
    2,694.80/3,718.31 = 1,701.44/x
  3. Step 3: Cross multiply
    2,694.80x = 3,718.31 × 1,701.44
  4. Step 4: Simplify right side
    2,694.80x = 6,326,468.21
  5. Step 5: Solve for x
    x = 6,326,468.21/2,694.80
  6. Step 6: Final answer
    x = 2,347.66

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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.