Home / 2,930.83-4,044.68-1,751.88

Finding the Fourth Proportional to 2,930.83, 4,044.68 and 1,751.88

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Solution

The fourth proportional to 2,930.83, 4,044.68 and 1,751.88 is: 2,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.83 : 4,044.68 = 1,751.88 : x
  2. Step 2: Convert to fraction form
    2,930.83/4,044.68 = 1,751.88/x
  3. Step 3: Cross multiply
    2,930.83x = 4,044.68 × 1,751.88
  4. Step 4: Simplify right side
    2,930.83x = 7,085,765.02
  5. Step 5: Solve for x
    x = 7,085,765.02/2,930.83
  6. Step 6: Final answer
    x = 2,417.66

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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.