Home / 6,891.08-10,335.60-2,272.52

Finding the Fourth Proportional to 6,891.08, 10,335.60 and 2,272.52

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Solution

The fourth proportional to 6,891.08, 10,335.60 and 2,272.52 is: 3,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.08 : 10,335.60 = 2,272.52 : x
  2. Step 2: Convert to fraction form
    6,891.08/10,335.60 = 2,272.52/x
  3. Step 3: Cross multiply
    6,891.08x = 10,335.60 × 2,272.52
  4. Step 4: Simplify right side
    6,891.08x = 23,487,857.71
  5. Step 5: Solve for x
    x = 23,487,857.71/6,891.08
  6. Step 6: Final answer
    x = 3,408.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.