Home / 3,321.88-4,584.08-1,829.79

Finding the Fourth Proportional to 3,321.88, 4,584.08 and 1,829.79

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Solution

The fourth proportional to 3,321.88, 4,584.08 and 1,829.79 is: 2,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.88 : 4,584.08 = 1,829.79 : x
  2. Step 2: Convert to fraction form
    3,321.88/4,584.08 = 1,829.79/x
  3. Step 3: Cross multiply
    3,321.88x = 4,584.08 × 1,829.79
  4. Step 4: Simplify right side
    3,321.88x = 8,387,898.03
  5. Step 5: Solve for x
    x = 8,387,898.03/3,321.88
  6. Step 6: Final answer
    x = 2,525.05

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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.