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Finding the Fourth Proportional to 5,044.49, 6,959.39 and 2,919.63

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Solution

The fourth proportional to 5,044.49, 6,959.39 and 2,919.63 is: 4,027.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.49 : 6,959.39 = 2,919.63 : x
  2. Step 2: Convert to fraction form
    5,044.49/6,959.39 = 2,919.63/x
  3. Step 3: Cross multiply
    5,044.49x = 6,959.39 × 2,919.63
  4. Step 4: Simplify right side
    5,044.49x = 20,318,843.83
  5. Step 5: Solve for x
    x = 20,318,843.83/5,044.49
  6. Step 6: Final answer
    x = 4,027.93

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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.