Home / 2,272.99-3,135.83-1,676.91

Finding the Fourth Proportional to 2,272.99, 3,135.83 and 1,676.91

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Solution

The fourth proportional to 2,272.99, 3,135.83 and 1,676.91 is: 2,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.99 : 3,135.83 = 1,676.91 : x
  2. Step 2: Convert to fraction form
    2,272.99/3,135.83 = 1,676.91/x
  3. Step 3: Cross multiply
    2,272.99x = 3,135.83 × 1,676.91
  4. Step 4: Simplify right side
    2,272.99x = 5,258,504.69
  5. Step 5: Solve for x
    x = 5,258,504.69/2,272.99
  6. Step 6: Final answer
    x = 2,313.47

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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.