Home / 6,809.03-10,205.31-3,110.30

Finding the Fourth Proportional to 6,809.03, 10,205.31 and 3,110.30

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Solution

The fourth proportional to 6,809.03, 10,205.31 and 3,110.30 is: 4,661.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.03 : 10,205.31 = 3,110.30 : x
  2. Step 2: Convert to fraction form
    6,809.03/10,205.31 = 3,110.30/x
  3. Step 3: Cross multiply
    6,809.03x = 10,205.31 × 3,110.30
  4. Step 4: Simplify right side
    6,809.03x = 31,741,575.69
  5. Step 5: Solve for x
    x = 31,741,575.69/6,809.03
  6. Step 6: Final answer
    x = 4,661.69

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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.