Home / 3,084.22-4,255.90-1,825.03

Finding the Fourth Proportional to 3,084.22, 4,255.90 and 1,825.03

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Solution

The fourth proportional to 3,084.22, 4,255.90 and 1,825.03 is: 2,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.22 : 4,255.90 = 1,825.03 : x
  2. Step 2: Convert to fraction form
    3,084.22/4,255.90 = 1,825.03/x
  3. Step 3: Cross multiply
    3,084.22x = 4,255.90 × 1,825.03
  4. Step 4: Simplify right side
    3,084.22x = 7,767,136.82
  5. Step 5: Solve for x
    x = 7,767,136.82/3,084.22
  6. Step 6: Final answer
    x = 2,518.35

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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.