Home / 2,799.90-4,198.44-1,630.28

Finding the Fourth Proportional to 2,799.90, 4,198.44 and 1,630.28

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Solution

The fourth proportional to 2,799.90, 4,198.44 and 1,630.28 is: 2,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.90 : 4,198.44 = 1,630.28 : x
  2. Step 2: Convert to fraction form
    2,799.90/4,198.44 = 1,630.28/x
  3. Step 3: Cross multiply
    2,799.90x = 4,198.44 × 1,630.28
  4. Step 4: Simplify right side
    2,799.90x = 6,844,632.76
  5. Step 5: Solve for x
    x = 6,844,632.76/2,799.90
  6. Step 6: Final answer
    x = 2,444.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.