Home / 3,393.27-4,683.60-2,331.21

Finding the Fourth Proportional to 3,393.27, 4,683.60 and 2,331.21

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Solution

The fourth proportional to 3,393.27, 4,683.60 and 2,331.21 is: 3,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.27 : 4,683.60 = 2,331.21 : x
  2. Step 2: Convert to fraction form
    3,393.27/4,683.60 = 2,331.21/x
  3. Step 3: Cross multiply
    3,393.27x = 4,683.60 × 2,331.21
  4. Step 4: Simplify right side
    3,393.27x = 10,918,426.65
  5. Step 5: Solve for x
    x = 10,918,426.65/3,393.27
  6. Step 6: Final answer
    x = 3,217.67

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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.