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Finding the Fourth Proportional to 8,094.16, 12,141.06 and 4,419.76

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Solution

The fourth proportional to 8,094.16, 12,141.06 and 4,419.76 is: 6,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094.16 : 12,141.06 = 4,419.76 : x
  2. Step 2: Convert to fraction form
    8,094.16/12,141.06 = 4,419.76/x
  3. Step 3: Cross multiply
    8,094.16x = 12,141.06 × 4,419.76
  4. Step 4: Simplify right side
    8,094.16x = 53,660,571.35
  5. Step 5: Solve for x
    x = 53,660,571.35/8,094.16
  6. Step 6: Final answer
    x = 6,629.54

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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.