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Finding the Fourth Proportional to 2,793.34, 3,854.64 and 1,614.16

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Solution

The fourth proportional to 2,793.34, 3,854.64 and 1,614.16 is: 2,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.34 : 3,854.64 = 1,614.16 : x
  2. Step 2: Convert to fraction form
    2,793.34/3,854.64 = 1,614.16/x
  3. Step 3: Cross multiply
    2,793.34x = 3,854.64 × 1,614.16
  4. Step 4: Simplify right side
    2,793.34x = 6,222,005.70
  5. Step 5: Solve for x
    x = 6,222,005.70/2,793.34
  6. Step 6: Final answer
    x = 2,227.44

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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.