Home / 3,250.82-4,866.36-1,785.54

Finding the Fourth Proportional to 3,250.82, 4,866.36 and 1,785.54

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Solution

The fourth proportional to 3,250.82, 4,866.36 and 1,785.54 is: 2,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.82 : 4,866.36 = 1,785.54 : x
  2. Step 2: Convert to fraction form
    3,250.82/4,866.36 = 1,785.54/x
  3. Step 3: Cross multiply
    3,250.82x = 4,866.36 × 1,785.54
  4. Step 4: Simplify right side
    3,250.82x = 8,689,080.43
  5. Step 5: Solve for x
    x = 8,689,080.43/3,250.82
  6. Step 6: Final answer
    x = 2,672.89

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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.