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Finding the Fourth Proportional to 2,794.94, 4,167.72 and 2,769.92

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Solution

The fourth proportional to 2,794.94, 4,167.72 and 2,769.92 is: 4,130.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.94 : 4,167.72 = 2,769.92 : x
  2. Step 2: Convert to fraction form
    2,794.94/4,167.72 = 2,769.92/x
  3. Step 3: Cross multiply
    2,794.94x = 4,167.72 × 2,769.92
  4. Step 4: Simplify right side
    2,794.94x = 11,544,250.98
  5. Step 5: Solve for x
    x = 11,544,250.98/2,794.94
  6. Step 6: Final answer
    x = 4,130.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.