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Finding the Fourth Proportional to 4,369, 6,020.80 and 2,794.36

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Solution

The fourth proportional to 4,369, 6,020.80 and 2,794.36 is: 3,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369 : 6,020.80 = 2,794.36 : x
  2. Step 2: Convert to fraction form
    4,369/6,020.80 = 2,794.36/x
  3. Step 3: Cross multiply
    4,369x = 6,020.80 × 2,794.36
  4. Step 4: Simplify right side
    4,369x = 16,824,282.69
  5. Step 5: Solve for x
    x = 16,824,282.69/4,369
  6. Step 6: Final answer
    x = 3,850.83

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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.