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Finding the Fourth Proportional to 2,569.94, 3,858.10 and 1,794.88

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Solution

The fourth proportional to 2,569.94, 3,858.10 and 1,794.88 is: 2,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.94 : 3,858.10 = 1,794.88 : x
  2. Step 2: Convert to fraction form
    2,569.94/3,858.10 = 1,794.88/x
  3. Step 3: Cross multiply
    2,569.94x = 3,858.10 × 1,794.88
  4. Step 4: Simplify right side
    2,569.94x = 6,924,826.53
  5. Step 5: Solve for x
    x = 6,924,826.53/2,569.94
  6. Step 6: Final answer
    x = 2,694.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.