Home / 3,406.65-4,701.03-2,082.57

Finding the Fourth Proportional to 3,406.65, 4,701.03 and 2,082.57

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Solution

The fourth proportional to 3,406.65, 4,701.03 and 2,082.57 is: 2,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.65 : 4,701.03 = 2,082.57 : x
  2. Step 2: Convert to fraction form
    3,406.65/4,701.03 = 2,082.57/x
  3. Step 3: Cross multiply
    3,406.65x = 4,701.03 × 2,082.57
  4. Step 4: Simplify right side
    3,406.65x = 9,790,224.05
  5. Step 5: Solve for x
    x = 9,790,224.05/3,406.65
  6. Step 6: Final answer
    x = 2,873.86

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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.