Home / 2,930.75-4,044.40-1,604.44

Finding the Fourth Proportional to 2,930.75, 4,044.40 and 1,604.44

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Solution

The fourth proportional to 2,930.75, 4,044.40 and 1,604.44 is: 2,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.75 : 4,044.40 = 1,604.44 : x
  2. Step 2: Convert to fraction form
    2,930.75/4,044.40 = 1,604.44/x
  3. Step 3: Cross multiply
    2,930.75x = 4,044.40 × 1,604.44
  4. Step 4: Simplify right side
    2,930.75x = 6,488,998.18
  5. Step 5: Solve for x
    x = 6,488,998.18/2,930.75
  6. Step 6: Final answer
    x = 2,214.11

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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.