Home / 3,133.88-4,325.10-1,736.76

Finding the Fourth Proportional to 3,133.88, 4,325.10 and 1,736.76

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Solution

The fourth proportional to 3,133.88, 4,325.10 and 1,736.76 is: 2,396.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.88 : 4,325.10 = 1,736.76 : x
  2. Step 2: Convert to fraction form
    3,133.88/4,325.10 = 1,736.76/x
  3. Step 3: Cross multiply
    3,133.88x = 4,325.10 × 1,736.76
  4. Step 4: Simplify right side
    3,133.88x = 7,511,660.68
  5. Step 5: Solve for x
    x = 7,511,660.68/3,133.88
  6. Step 6: Final answer
    x = 2,396.92

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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.