Home / 3,282.75-4,530.38-1,885.59

Finding the Fourth Proportional to 3,282.75, 4,530.38 and 1,885.59

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Solution

The fourth proportional to 3,282.75, 4,530.38 and 1,885.59 is: 2,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.75 : 4,530.38 = 1,885.59 : x
  2. Step 2: Convert to fraction form
    3,282.75/4,530.38 = 1,885.59/x
  3. Step 3: Cross multiply
    3,282.75x = 4,530.38 × 1,885.59
  4. Step 4: Simplify right side
    3,282.75x = 8,542,429.80
  5. Step 5: Solve for x
    x = 8,542,429.80/3,282.75
  6. Step 6: Final answer
    x = 2,602.22

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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.