Home / 2,799.74-4,203.30-1,630.82

Finding the Fourth Proportional to 2,799.74, 4,203.30 and 1,630.82

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Solution

The fourth proportional to 2,799.74, 4,203.30 and 1,630.82 is: 2,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.74 : 4,203.30 = 1,630.82 : x
  2. Step 2: Convert to fraction form
    2,799.74/4,203.30 = 1,630.82/x
  3. Step 3: Cross multiply
    2,799.74x = 4,203.30 × 1,630.82
  4. Step 4: Simplify right side
    2,799.74x = 6,854,842.33
  5. Step 5: Solve for x
    x = 6,854,842.33/2,799.74
  6. Step 6: Final answer
    x = 2,448.38

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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.