Home / 3,167.22-4,751.52-1,087.14

Finding the Fourth Proportional to 3,167.22, 4,751.52 and 1,087.14

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Solution

The fourth proportional to 3,167.22, 4,751.52 and 1,087.14 is: 1,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.22 : 4,751.52 = 1,087.14 : x
  2. Step 2: Convert to fraction form
    3,167.22/4,751.52 = 1,087.14/x
  3. Step 3: Cross multiply
    3,167.22x = 4,751.52 × 1,087.14
  4. Step 4: Simplify right side
    3,167.22x = 5,165,567.45
  5. Step 5: Solve for x
    x = 5,165,567.45/3,167.22
  6. Step 6: Final answer
    x = 1,630.95

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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.