Home / 3,683.66-5,523.58-1,808.73

Finding the Fourth Proportional to 3,683.66, 5,523.58 and 1,808.73

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Solution

The fourth proportional to 3,683.66, 5,523.58 and 1,808.73 is: 2,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.66 : 5,523.58 = 1,808.73 : x
  2. Step 2: Convert to fraction form
    3,683.66/5,523.58 = 1,808.73/x
  3. Step 3: Cross multiply
    3,683.66x = 5,523.58 × 1,808.73
  4. Step 4: Simplify right side
    3,683.66x = 9,990,632.71
  5. Step 5: Solve for x
    x = 9,990,632.71/3,683.66
  6. Step 6: Final answer
    x = 2,712.15

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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.