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Finding the Fourth Proportional to 1,794.54, 2,470.84 and 1,630.51

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Solution

The fourth proportional to 1,794.54, 2,470.84 and 1,630.51 is: 2,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.54 : 2,470.84 = 1,630.51 : x
  2. Step 2: Convert to fraction form
    1,794.54/2,470.84 = 1,630.51/x
  3. Step 3: Cross multiply
    1,794.54x = 2,470.84 × 1,630.51
  4. Step 4: Simplify right side
    1,794.54x = 4,028,729.33
  5. Step 5: Solve for x
    x = 4,028,729.33/1,794.54
  6. Step 6: Final answer
    x = 2,244.99

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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.