Home / 3,177.33-4,380.08-2,230.26

Finding the Fourth Proportional to 3,177.33, 4,380.08 and 2,230.26

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Solution

The fourth proportional to 3,177.33, 4,380.08 and 2,230.26 is: 3,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.33 : 4,380.08 = 2,230.26 : x
  2. Step 2: Convert to fraction form
    3,177.33/4,380.08 = 2,230.26/x
  3. Step 3: Cross multiply
    3,177.33x = 4,380.08 × 2,230.26
  4. Step 4: Simplify right side
    3,177.33x = 9,768,706.07
  5. Step 5: Solve for x
    x = 9,768,706.07/3,177.33
  6. Step 6: Final answer
    x = 3,074.50

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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.