Home / 6,113.22-9,170.52-2,216.72

Finding the Fourth Proportional to 6,113.22, 9,170.52 and 2,216.72

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Solution

The fourth proportional to 6,113.22, 9,170.52 and 2,216.72 is: 3,325.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.22 : 9,170.52 = 2,216.72 : x
  2. Step 2: Convert to fraction form
    6,113.22/9,170.52 = 2,216.72/x
  3. Step 3: Cross multiply
    6,113.22x = 9,170.52 × 2,216.72
  4. Step 4: Simplify right side
    6,113.22x = 20,328,438.12
  5. Step 5: Solve for x
    x = 20,328,438.12/6,113.22
  6. Step 6: Final answer
    x = 3,325.32

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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.