Home / 2,445.30-3,375.21-2,004.26

Finding the Fourth Proportional to 2,445.30, 3,375.21 and 2,004.26

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Solution

The fourth proportional to 2,445.30, 3,375.21 and 2,004.26 is: 2,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.30 : 3,375.21 = 2,004.26 : x
  2. Step 2: Convert to fraction form
    2,445.30/3,375.21 = 2,004.26/x
  3. Step 3: Cross multiply
    2,445.30x = 3,375.21 × 2,004.26
  4. Step 4: Simplify right side
    2,445.30x = 6,764,789.96
  5. Step 5: Solve for x
    x = 6,764,789.96/2,445.30
  6. Step 6: Final answer
    x = 2,766.44

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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.