Home / 6,213.99-8,570.82-3,560.43

Finding the Fourth Proportional to 6,213.99, 8,570.82 and 3,560.43

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Solution

The fourth proportional to 6,213.99, 8,570.82 and 3,560.43 is: 4,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.99 : 8,570.82 = 3,560.43 : x
  2. Step 2: Convert to fraction form
    6,213.99/8,570.82 = 3,560.43/x
  3. Step 3: Cross multiply
    6,213.99x = 8,570.82 × 3,560.43
  4. Step 4: Simplify right side
    6,213.99x = 30,515,804.65
  5. Step 5: Solve for x
    x = 30,515,804.65/6,213.99
  6. Step 6: Final answer
    x = 4,910.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.