Home / 2,930.92-4,044.46-1,672.03

Finding the Fourth Proportional to 2,930.92, 4,044.46 and 1,672.03

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Solution

The fourth proportional to 2,930.92, 4,044.46 and 1,672.03 is: 2,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.92 : 4,044.46 = 1,672.03 : x
  2. Step 2: Convert to fraction form
    2,930.92/4,044.46 = 1,672.03/x
  3. Step 3: Cross multiply
    2,930.92x = 4,044.46 × 1,672.03
  4. Step 4: Simplify right side
    2,930.92x = 6,762,458.45
  5. Step 5: Solve for x
    x = 6,762,458.45/2,930.92
  6. Step 6: Final answer
    x = 2,307.28

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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.