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Finding the Fourth Proportional to 2,794.86, 3,857.69 and 1,600.52

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Solution

The fourth proportional to 2,794.86, 3,857.69 and 1,600.52 is: 2,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.86 : 3,857.69 = 1,600.52 : x
  2. Step 2: Convert to fraction form
    2,794.86/3,857.69 = 1,600.52/x
  3. Step 3: Cross multiply
    2,794.86x = 3,857.69 × 1,600.52
  4. Step 4: Simplify right side
    2,794.86x = 6,174,282.71
  5. Step 5: Solve for x
    x = 6,174,282.71/2,794.86
  6. Step 6: Final answer
    x = 2,209.16

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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.