Home / 2,969.11-4,093.09-2,082.16

Finding the Fourth Proportional to 2,969.11, 4,093.09 and 2,082.16

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Solution

The fourth proportional to 2,969.11, 4,093.09 and 2,082.16 is: 2,870.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.11 : 4,093.09 = 2,082.16 : x
  2. Step 2: Convert to fraction form
    2,969.11/4,093.09 = 2,082.16/x
  3. Step 3: Cross multiply
    2,969.11x = 4,093.09 × 2,082.16
  4. Step 4: Simplify right side
    2,969.11x = 8,522,468.27
  5. Step 5: Solve for x
    x = 8,522,468.27/2,969.11
  6. Step 6: Final answer
    x = 2,870.38

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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.