Home / 6,765.67-10,145.89-2,707.21

Finding the Fourth Proportional to 6,765.67, 10,145.89 and 2,707.21

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Solution

The fourth proportional to 6,765.67, 10,145.89 and 2,707.21 is: 4,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.67 : 10,145.89 = 2,707.21 : x
  2. Step 2: Convert to fraction form
    6,765.67/10,145.89 = 2,707.21/x
  3. Step 3: Cross multiply
    6,765.67x = 10,145.89 × 2,707.21
  4. Step 4: Simplify right side
    6,765.67x = 27,467,054.87
  5. Step 5: Solve for x
    x = 27,467,054.87/6,765.67
  6. Step 6: Final answer
    x = 4,059.77

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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.