Home / 10,318.14-15,479.43-3,202.23

Finding the Fourth Proportional to 10,318.14, 15,479.43 and 3,202.23

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Solution

The fourth proportional to 10,318.14, 15,479.43 and 3,202.23 is: 4,804.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.14 : 15,479.43 = 3,202.23 : x
  2. Step 2: Convert to fraction form
    10,318.14/15,479.43 = 3,202.23/x
  3. Step 3: Cross multiply
    10,318.14x = 15,479.43 × 3,202.23
  4. Step 4: Simplify right side
    10,318.14x = 49,568,640.42
  5. Step 5: Solve for x
    x = 49,568,640.42/10,318.14
  6. Step 6: Final answer
    x = 4,804.03

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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.