Home / 3,428.28-4,733.13-2,233.68

Finding the Fourth Proportional to 3,428.28, 4,733.13 and 2,233.68

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Solution

The fourth proportional to 3,428.28, 4,733.13 and 2,233.68 is: 3,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.28 : 4,733.13 = 2,233.68 : x
  2. Step 2: Convert to fraction form
    3,428.28/4,733.13 = 2,233.68/x
  3. Step 3: Cross multiply
    3,428.28x = 4,733.13 × 2,233.68
  4. Step 4: Simplify right side
    3,428.28x = 10,572,297.82
  5. Step 5: Solve for x
    x = 10,572,297.82/3,428.28
  6. Step 6: Final answer
    x = 3,083.85

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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.