Home / 5,969.12-8,236.06-3,611.21

Finding the Fourth Proportional to 5,969.12, 8,236.06 and 3,611.21

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Solution

The fourth proportional to 5,969.12, 8,236.06 and 3,611.21 is: 4,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.12 : 8,236.06 = 3,611.21 : x
  2. Step 2: Convert to fraction form
    5,969.12/8,236.06 = 3,611.21/x
  3. Step 3: Cross multiply
    5,969.12x = 8,236.06 × 3,611.21
  4. Step 4: Simplify right side
    5,969.12x = 29,742,142.23
  5. Step 5: Solve for x
    x = 29,742,142.23/5,969.12
  6. Step 6: Final answer
    x = 4,982.67

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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.