Home / 3,277.65-4,523.21-1,861.29

Finding the Fourth Proportional to 3,277.65, 4,523.21 and 1,861.29

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Solution

The fourth proportional to 3,277.65, 4,523.21 and 1,861.29 is: 2,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.65 : 4,523.21 = 1,861.29 : x
  2. Step 2: Convert to fraction form
    3,277.65/4,523.21 = 1,861.29/x
  3. Step 3: Cross multiply
    3,277.65x = 4,523.21 × 1,861.29
  4. Step 4: Simplify right side
    3,277.65x = 8,418,996.23
  5. Step 5: Solve for x
    x = 8,418,996.23/3,277.65
  6. Step 6: Final answer
    x = 2,568.61

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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.