Home / 6,968.96-10,453.29-2,808.85

Finding the Fourth Proportional to 6,968.96, 10,453.29 and 2,808.85

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Solution

The fourth proportional to 6,968.96, 10,453.29 and 2,808.85 is: 4,213.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.96 : 10,453.29 = 2,808.85 : x
  2. Step 2: Convert to fraction form
    6,968.96/10,453.29 = 2,808.85/x
  3. Step 3: Cross multiply
    6,968.96x = 10,453.29 × 2,808.85
  4. Step 4: Simplify right side
    6,968.96x = 29,361,671.35
  5. Step 5: Solve for x
    x = 29,361,671.35/6,968.96
  6. Step 6: Final answer
    x = 4,213.21

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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.