Home / 5,451.84-8,169.12-3,257.82

Finding the Fourth Proportional to 5,451.84, 8,169.12 and 3,257.82

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Solution

The fourth proportional to 5,451.84, 8,169.12 and 3,257.82 is: 4,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.84 : 8,169.12 = 3,257.82 : x
  2. Step 2: Convert to fraction form
    5,451.84/8,169.12 = 3,257.82/x
  3. Step 3: Cross multiply
    5,451.84x = 8,169.12 × 3,257.82
  4. Step 4: Simplify right side
    5,451.84x = 26,613,522.52
  5. Step 5: Solve for x
    x = 26,613,522.52/5,451.84
  6. Step 6: Final answer
    x = 4,881.57

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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.