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Finding the Fourth Proportional to 9,998.37, 13,794.71 and 5,805.81

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Solution

The fourth proportional to 9,998.37, 13,794.71 and 5,805.81 is: 8,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.37 : 13,794.71 = 5,805.81 : x
  2. Step 2: Convert to fraction form
    9,998.37/13,794.71 = 5,805.81/x
  3. Step 3: Cross multiply
    9,998.37x = 13,794.71 × 5,805.81
  4. Step 4: Simplify right side
    9,998.37x = 80,089,436.24
  5. Step 5: Solve for x
    x = 80,089,436.24/9,998.37
  6. Step 6: Final answer
    x = 8,010.25

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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.