Home / 3,235.50-4,849.88-2,195.60

Finding the Fourth Proportional to 3,235.50, 4,849.88 and 2,195.60

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Solution

The fourth proportional to 3,235.50, 4,849.88 and 2,195.60 is: 3,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.50 : 4,849.88 = 2,195.60 : x
  2. Step 2: Convert to fraction form
    3,235.50/4,849.88 = 2,195.60/x
  3. Step 3: Cross multiply
    3,235.50x = 4,849.88 × 2,195.60
  4. Step 4: Simplify right side
    3,235.50x = 10,648,377.77
  5. Step 5: Solve for x
    x = 10,648,377.77/3,235.50
  6. Step 6: Final answer
    x = 3,291.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.