Home / 2,930.96-4,044.22-1,672.04

Finding the Fourth Proportional to 2,930.96, 4,044.22 and 1,672.04

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Solution

The fourth proportional to 2,930.96, 4,044.22 and 1,672.04 is: 2,307.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.96 : 4,044.22 = 1,672.04 : x
  2. Step 2: Convert to fraction form
    2,930.96/4,044.22 = 1,672.04/x
  3. Step 3: Cross multiply
    2,930.96x = 4,044.22 × 1,672.04
  4. Step 4: Simplify right side
    2,930.96x = 6,762,097.61
  5. Step 5: Solve for x
    x = 6,762,097.61/2,930.96
  6. Step 6: Final answer
    x = 2,307.13

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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.