Home / 6,476-8,936.88-3,682.04

Finding the Fourth Proportional to 6,476, 8,936.88 and 3,682.04

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Solution

The fourth proportional to 6,476, 8,936.88 and 3,682.04 is: 5,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476 : 8,936.88 = 3,682.04 : x
  2. Step 2: Convert to fraction form
    6,476/8,936.88 = 3,682.04/x
  3. Step 3: Cross multiply
    6,476x = 8,936.88 × 3,682.04
  4. Step 4: Simplify right side
    6,476x = 32,905,949.64
  5. Step 5: Solve for x
    x = 32,905,949.64/6,476
  6. Step 6: Final answer
    x = 5,081.22

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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.