Home / 3,183.34-4,394.67-2,065.66

Finding the Fourth Proportional to 3,183.34, 4,394.67 and 2,065.66

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Solution

The fourth proportional to 3,183.34, 4,394.67 and 2,065.66 is: 2,851.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.34 : 4,394.67 = 2,065.66 : x
  2. Step 2: Convert to fraction form
    3,183.34/4,394.67 = 2,065.66/x
  3. Step 3: Cross multiply
    3,183.34x = 4,394.67 × 2,065.66
  4. Step 4: Simplify right side
    3,183.34x = 9,077,894.03
  5. Step 5: Solve for x
    x = 9,077,894.03/3,183.34
  6. Step 6: Final answer
    x = 2,851.69

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1.5x scale

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.