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Finding the Fourth Proportional to 1,794.56, 2,476.78 and 1,008.86

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Solution

The fourth proportional to 1,794.56, 2,476.78 and 1,008.86 is: 1,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.56 : 2,476.78 = 1,008.86 : x
  2. Step 2: Convert to fraction form
    1,794.56/2,476.78 = 1,008.86/x
  3. Step 3: Cross multiply
    1,794.56x = 2,476.78 × 1,008.86
  4. Step 4: Simplify right side
    1,794.56x = 2,498,709.36
  5. Step 5: Solve for x
    x = 2,498,709.36/1,794.56
  6. Step 6: Final answer
    x = 1,392.38

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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.