Home / 6,106.22-8,426.60-3,311.72

Finding the Fourth Proportional to 6,106.22, 8,426.60 and 3,311.72

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Solution

The fourth proportional to 6,106.22, 8,426.60 and 3,311.72 is: 4,570.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.22 : 8,426.60 = 3,311.72 : x
  2. Step 2: Convert to fraction form
    6,106.22/8,426.60 = 3,311.72/x
  3. Step 3: Cross multiply
    6,106.22x = 8,426.60 × 3,311.72
  4. Step 4: Simplify right side
    6,106.22x = 27,906,539.75
  5. Step 5: Solve for x
    x = 27,906,539.75/6,106.22
  6. Step 6: Final answer
    x = 4,570.18

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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.