Home / 2,930.94-4,044.80-1,604.68

Finding the Fourth Proportional to 2,930.94, 4,044.80 and 1,604.68

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Solution

The fourth proportional to 2,930.94, 4,044.80 and 1,604.68 is: 2,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.94 : 4,044.80 = 1,604.68 : x
  2. Step 2: Convert to fraction form
    2,930.94/4,044.80 = 1,604.68/x
  3. Step 3: Cross multiply
    2,930.94x = 4,044.80 × 1,604.68
  4. Step 4: Simplify right side
    2,930.94x = 6,490,609.66
  5. Step 5: Solve for x
    x = 6,490,609.66/2,930.94
  6. Step 6: Final answer
    x = 2,214.51

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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.