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Finding the Fourth Proportional to 5,351.09, 8,006.58 and 5,069.81

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Solution

The fourth proportional to 5,351.09, 8,006.58 and 5,069.81 is: 7,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.09 : 8,006.58 = 5,069.81 : x
  2. Step 2: Convert to fraction form
    5,351.09/8,006.58 = 5,069.81/x
  3. Step 3: Cross multiply
    5,351.09x = 8,006.58 × 5,069.81
  4. Step 4: Simplify right side
    5,351.09x = 40,591,859.37
  5. Step 5: Solve for x
    x = 40,591,859.37/5,351.09
  6. Step 6: Final answer
    x = 7,585.73

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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.