Home / 3,633.21-5,012.60-2,306.75

Finding the Fourth Proportional to 3,633.21, 5,012.60 and 2,306.75

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Solution

The fourth proportional to 3,633.21, 5,012.60 and 2,306.75 is: 3,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.21 : 5,012.60 = 2,306.75 : x
  2. Step 2: Convert to fraction form
    3,633.21/5,012.60 = 2,306.75/x
  3. Step 3: Cross multiply
    3,633.21x = 5,012.60 × 2,306.75
  4. Step 4: Simplify right side
    3,633.21x = 11,562,778.45
  5. Step 5: Solve for x
    x = 11,562,778.45/3,633.21
  6. Step 6: Final answer
    x = 3,182.52

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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.