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Finding the Fourth Proportional to 6,106.08, 8,424.02 and 3,984.12

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Solution

The fourth proportional to 6,106.08, 8,424.02 and 3,984.12 is: 5,496.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.08 : 8,424.02 = 3,984.12 : x
  2. Step 2: Convert to fraction form
    6,106.08/8,424.02 = 3,984.12/x
  3. Step 3: Cross multiply
    6,106.08x = 8,424.02 × 3,984.12
  4. Step 4: Simplify right side
    6,106.08x = 33,562,306.56
  5. Step 5: Solve for x
    x = 33,562,306.56/6,106.08
  6. Step 6: Final answer
    x = 5,496.54

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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.