Home / 2,234.21-3,082.07-1,448.51

Finding the Fourth Proportional to 2,234.21, 3,082.07 and 1,448.51

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Solution

The fourth proportional to 2,234.21, 3,082.07 and 1,448.51 is: 1,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.21 : 3,082.07 = 1,448.51 : x
  2. Step 2: Convert to fraction form
    2,234.21/3,082.07 = 1,448.51/x
  3. Step 3: Cross multiply
    2,234.21x = 3,082.07 × 1,448.51
  4. Step 4: Simplify right side
    2,234.21x = 4,464,401.97
  5. Step 5: Solve for x
    x = 4,464,401.97/2,234.21
  6. Step 6: Final answer
    x = 1,998.20

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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.