Home / 3,201.12-4,790.52-2,214.96

Finding the Fourth Proportional to 3,201.12, 4,790.52 and 2,214.96

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Solution

The fourth proportional to 3,201.12, 4,790.52 and 2,214.96 is: 3,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.12 : 4,790.52 = 2,214.96 : x
  2. Step 2: Convert to fraction form
    3,201.12/4,790.52 = 2,214.96/x
  3. Step 3: Cross multiply
    3,201.12x = 4,790.52 × 2,214.96
  4. Step 4: Simplify right side
    3,201.12x = 10,610,810.18
  5. Step 5: Solve for x
    x = 10,610,810.18/3,201.12
  6. Step 6: Final answer
    x = 3,314.72

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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.