Home / 3,785.52-5,676.20-1,445.44

Finding the Fourth Proportional to 3,785.52, 5,676.20 and 1,445.44

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Solution

The fourth proportional to 3,785.52, 5,676.20 and 1,445.44 is: 2,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.52 : 5,676.20 = 1,445.44 : x
  2. Step 2: Convert to fraction form
    3,785.52/5,676.20 = 1,445.44/x
  3. Step 3: Cross multiply
    3,785.52x = 5,676.20 × 1,445.44
  4. Step 4: Simplify right side
    3,785.52x = 8,204,606.53
  5. Step 5: Solve for x
    x = 8,204,606.53/3,785.52
  6. Step 6: Final answer
    x = 2,167.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.