Home / 3,251.22-4,485.88-1,924.68

Finding the Fourth Proportional to 3,251.22, 4,485.88 and 1,924.68

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Solution

The fourth proportional to 3,251.22, 4,485.88 and 1,924.68 is: 2,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.22 : 4,485.88 = 1,924.68 : x
  2. Step 2: Convert to fraction form
    3,251.22/4,485.88 = 1,924.68/x
  3. Step 3: Cross multiply
    3,251.22x = 4,485.88 × 1,924.68
  4. Step 4: Simplify right side
    3,251.22x = 8,633,883.52
  5. Step 5: Solve for x
    x = 8,633,883.52/3,251.22
  6. Step 6: Final answer
    x = 2,655.58

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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.