Home / 3,753.40-5,633.30-1,676.60

Finding the Fourth Proportional to 3,753.40, 5,633.30 and 1,676.60

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Solution

The fourth proportional to 3,753.40, 5,633.30 and 1,676.60 is: 2,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.40 : 5,633.30 = 1,676.60 : x
  2. Step 2: Convert to fraction form
    3,753.40/5,633.30 = 1,676.60/x
  3. Step 3: Cross multiply
    3,753.40x = 5,633.30 × 1,676.60
  4. Step 4: Simplify right side
    3,753.40x = 9,444,790.78
  5. Step 5: Solve for x
    x = 9,444,790.78/3,753.40
  6. Step 6: Final answer
    x = 2,516.33

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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.