Home / 6,820.67-10,227.54-3,119.73

Finding the Fourth Proportional to 6,820.67, 10,227.54 and 3,119.73

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Solution

The fourth proportional to 6,820.67, 10,227.54 and 3,119.73 is: 4,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.67 : 10,227.54 = 3,119.73 : x
  2. Step 2: Convert to fraction form
    6,820.67/10,227.54 = 3,119.73/x
  3. Step 3: Cross multiply
    6,820.67x = 10,227.54 × 3,119.73
  4. Step 4: Simplify right side
    6,820.67x = 31,907,125.01
  5. Step 5: Solve for x
    x = 31,907,125.01/6,820.67
  6. Step 6: Final answer
    x = 4,678.01

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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.