Home / 2,375.22-3,260.28-2,103.74

Finding the Fourth Proportional to 2,375.22, 3,260.28 and 2,103.74

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Solution

The fourth proportional to 2,375.22, 3,260.28 and 2,103.74 is: 2,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.22 : 3,260.28 = 2,103.74 : x
  2. Step 2: Convert to fraction form
    2,375.22/3,260.28 = 2,103.74/x
  3. Step 3: Cross multiply
    2,375.22x = 3,260.28 × 2,103.74
  4. Step 4: Simplify right side
    2,375.22x = 6,858,785.26
  5. Step 5: Solve for x
    x = 6,858,785.26/2,375.22
  6. Step 6: Final answer
    x = 2,887.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.