Home / 3,682.37-5,523.62-1,217.40

Finding the Fourth Proportional to 3,682.37, 5,523.62 and 1,217.40

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Solution

The fourth proportional to 3,682.37, 5,523.62 and 1,217.40 is: 1,826.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.37 : 5,523.62 = 1,217.40 : x
  2. Step 2: Convert to fraction form
    3,682.37/5,523.62 = 1,217.40/x
  3. Step 3: Cross multiply
    3,682.37x = 5,523.62 × 1,217.40
  4. Step 4: Simplify right side
    3,682.37x = 6,724,448.90
  5. Step 5: Solve for x
    x = 6,724,448.90/3,682.37
  6. Step 6: Final answer
    x = 1,826.12

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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.