Home / 3,854.10-5,779.44-1,773.60

Finding the Fourth Proportional to 3,854.10, 5,779.44 and 1,773.60

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Solution

The fourth proportional to 3,854.10, 5,779.44 and 1,773.60 is: 2,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.10 : 5,779.44 = 1,773.60 : x
  2. Step 2: Convert to fraction form
    3,854.10/5,779.44 = 1,773.60/x
  3. Step 3: Cross multiply
    3,854.10x = 5,779.44 × 1,773.60
  4. Step 4: Simplify right side
    3,854.10x = 10,250,414.78
  5. Step 5: Solve for x
    x = 10,250,414.78/3,854.10
  6. Step 6: Final answer
    x = 2,659.61

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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.