Home / 3,282.12-4,923.78-1,090.98

Finding the Fourth Proportional to 3,282.12, 4,923.78 and 1,090.98

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Solution

The fourth proportional to 3,282.12, 4,923.78 and 1,090.98 is: 1,636.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.12 : 4,923.78 = 1,090.98 : x
  2. Step 2: Convert to fraction form
    3,282.12/4,923.78 = 1,090.98/x
  3. Step 3: Cross multiply
    3,282.12x = 4,923.78 × 1,090.98
  4. Step 4: Simplify right side
    3,282.12x = 5,371,745.50
  5. Step 5: Solve for x
    x = 5,371,745.50/3,282.12
  6. Step 6: Final answer
    x = 1,636.67

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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.