Home / 3,208.98-4,429.36-2,030.43

Finding the Fourth Proportional to 3,208.98, 4,429.36 and 2,030.43

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Solution

The fourth proportional to 3,208.98, 4,429.36 and 2,030.43 is: 2,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.98 : 4,429.36 = 2,030.43 : x
  2. Step 2: Convert to fraction form
    3,208.98/4,429.36 = 2,030.43/x
  3. Step 3: Cross multiply
    3,208.98x = 4,429.36 × 2,030.43
  4. Step 4: Simplify right side
    3,208.98x = 8,993,505.42
  5. Step 5: Solve for x
    x = 8,993,505.42/3,208.98
  6. Step 6: Final answer
    x = 2,802.61

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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.