Home / 7,017.42-9,683.79-4,183.33

Finding the Fourth Proportional to 7,017.42, 9,683.79 and 4,183.33

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Solution

The fourth proportional to 7,017.42, 9,683.79 and 4,183.33 is: 5,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.42 : 9,683.79 = 4,183.33 : x
  2. Step 2: Convert to fraction form
    7,017.42/9,683.79 = 4,183.33/x
  3. Step 3: Cross multiply
    7,017.42x = 9,683.79 × 4,183.33
  4. Step 4: Simplify right side
    7,017.42x = 40,510,477.12
  5. Step 5: Solve for x
    x = 40,510,477.12/7,017.42
  6. Step 6: Final answer
    x = 5,772.85

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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.