Home / 2,450.27-3,378.81-2,309.03

Finding the Fourth Proportional to 2,450.27, 3,378.81 and 2,309.03

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Solution

The fourth proportional to 2,450.27, 3,378.81 and 2,309.03 is: 3,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.27 : 3,378.81 = 2,309.03 : x
  2. Step 2: Convert to fraction form
    2,450.27/3,378.81 = 2,309.03/x
  3. Step 3: Cross multiply
    2,450.27x = 3,378.81 × 2,309.03
  4. Step 4: Simplify right side
    2,450.27x = 7,801,756.76
  5. Step 5: Solve for x
    x = 7,801,756.76/2,450.27
  6. Step 6: Final answer
    x = 3,184.05

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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.