Home / 6,980.09-10,469.99-2,049.62

Finding the Fourth Proportional to 6,980.09, 10,469.99 and 2,049.62

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Solution

The fourth proportional to 6,980.09, 10,469.99 and 2,049.62 is: 3,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.09 : 10,469.99 = 2,049.62 : x
  2. Step 2: Convert to fraction form
    6,980.09/10,469.99 = 2,049.62/x
  3. Step 3: Cross multiply
    6,980.09x = 10,469.99 × 2,049.62
  4. Step 4: Simplify right side
    6,980.09x = 21,459,438.31
  5. Step 5: Solve for x
    x = 21,459,438.31/6,980.09
  6. Step 6: Final answer
    x = 3,074.38

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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.