Home / 3,223.98-4,449.18-2,281.44

Finding the Fourth Proportional to 3,223.98, 4,449.18 and 2,281.44

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Solution

The fourth proportional to 3,223.98, 4,449.18 and 2,281.44 is: 3,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.98 : 4,449.18 = 2,281.44 : x
  2. Step 2: Convert to fraction form
    3,223.98/4,449.18 = 2,281.44/x
  3. Step 3: Cross multiply
    3,223.98x = 4,449.18 × 2,281.44
  4. Step 4: Simplify right side
    3,223.98x = 10,150,537.22
  5. Step 5: Solve for x
    x = 10,150,537.22/3,223.98
  6. Step 6: Final answer
    x = 3,148.45

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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.