Home / 2,911.11-4,017.33-1,584.83

Finding the Fourth Proportional to 2,911.11, 4,017.33 and 1,584.83

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Solution

The fourth proportional to 2,911.11, 4,017.33 and 1,584.83 is: 2,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.11 : 4,017.33 = 1,584.83 : x
  2. Step 2: Convert to fraction form
    2,911.11/4,017.33 = 1,584.83/x
  3. Step 3: Cross multiply
    2,911.11x = 4,017.33 × 1,584.83
  4. Step 4: Simplify right side
    2,911.11x = 6,366,765.02
  5. Step 5: Solve for x
    x = 6,366,765.02/2,911.11
  6. Step 6: Final answer
    x = 2,187.06

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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.