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Finding the Fourth Proportional to 8,093.40, 11,169.54 and 4,556.40

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Solution

The fourth proportional to 8,093.40, 11,169.54 and 4,556.40 is: 6,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.40 : 11,169.54 = 4,556.40 : x
  2. Step 2: Convert to fraction form
    8,093.40/11,169.54 = 4,556.40/x
  3. Step 3: Cross multiply
    8,093.40x = 11,169.54 × 4,556.40
  4. Step 4: Simplify right side
    8,093.40x = 50,892,892.06
  5. Step 5: Solve for x
    x = 50,892,892.06/8,093.40
  6. Step 6: Final answer
    x = 6,288.20

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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.