Home / 6,486.06-9,727.01-2,102.46

Finding the Fourth Proportional to 6,486.06, 9,727.01 and 2,102.46

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Solution

The fourth proportional to 6,486.06, 9,727.01 and 2,102.46 is: 3,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486.06 : 9,727.01 = 2,102.46 : x
  2. Step 2: Convert to fraction form
    6,486.06/9,727.01 = 2,102.46/x
  3. Step 3: Cross multiply
    6,486.06x = 9,727.01 × 2,102.46
  4. Step 4: Simplify right side
    6,486.06x = 20,450,649.44
  5. Step 5: Solve for x
    x = 20,450,649.44/6,486.06
  6. Step 6: Final answer
    x = 3,153.02

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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.