Home / 3,683.21-5,524.20-1,085.54

Finding the Fourth Proportional to 3,683.21, 5,524.20 and 1,085.54

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Solution

The fourth proportional to 3,683.21, 5,524.20 and 1,085.54 is: 1,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.21 : 5,524.20 = 1,085.54 : x
  2. Step 2: Convert to fraction form
    3,683.21/5,524.20 = 1,085.54/x
  3. Step 3: Cross multiply
    3,683.21x = 5,524.20 × 1,085.54
  4. Step 4: Simplify right side
    3,683.21x = 5,996,712.45
  5. Step 5: Solve for x
    x = 5,996,712.45/3,683.21
  6. Step 6: Final answer
    x = 1,628.12

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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.