Home / 8,202.24-12,297.39-3,270.40

Finding the Fourth Proportional to 8,202.24, 12,297.39 and 3,270.40

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Solution

The fourth proportional to 8,202.24, 12,297.39 and 3,270.40 is: 4,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.24 : 12,297.39 = 3,270.40 : x
  2. Step 2: Convert to fraction form
    8,202.24/12,297.39 = 3,270.40/x
  3. Step 3: Cross multiply
    8,202.24x = 12,297.39 × 3,270.40
  4. Step 4: Simplify right side
    8,202.24x = 40,217,322.77
  5. Step 5: Solve for x
    x = 40,217,322.77/8,202.24
  6. Step 6: Final answer
    x = 4,903.22

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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.