Home / 6,739.75-10,110.03-2,122.75

Finding the Fourth Proportional to 6,739.75, 10,110.03 and 2,122.75

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Solution

The fourth proportional to 6,739.75, 10,110.03 and 2,122.75 is: 3,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.75 : 10,110.03 = 2,122.75 : x
  2. Step 2: Convert to fraction form
    6,739.75/10,110.03 = 2,122.75/x
  3. Step 3: Cross multiply
    6,739.75x = 10,110.03 × 2,122.75
  4. Step 4: Simplify right side
    6,739.75x = 21,461,066.18
  5. Step 5: Solve for x
    x = 21,461,066.18/6,739.75
  6. Step 6: Final answer
    x = 3,184.25

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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.