Home / 6,874.25-9,486.64-3,730.43

Finding the Fourth Proportional to 6,874.25, 9,486.64 and 3,730.43

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Solution

The fourth proportional to 6,874.25, 9,486.64 and 3,730.43 is: 5,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.25 : 9,486.64 = 3,730.43 : x
  2. Step 2: Convert to fraction form
    6,874.25/9,486.64 = 3,730.43/x
  3. Step 3: Cross multiply
    6,874.25x = 9,486.64 × 3,730.43
  4. Step 4: Simplify right side
    6,874.25x = 35,389,274.83
  5. Step 5: Solve for x
    x = 35,389,274.83/6,874.25
  6. Step 6: Final answer
    x = 5,148.10

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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.