Home / 6,805.50-10,212.81-2,422.99

Finding the Fourth Proportional to 6,805.50, 10,212.81 and 2,422.99

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Solution

The fourth proportional to 6,805.50, 10,212.81 and 2,422.99 is: 3,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.50 : 10,212.81 = 2,422.99 : x
  2. Step 2: Convert to fraction form
    6,805.50/10,212.81 = 2,422.99/x
  3. Step 3: Cross multiply
    6,805.50x = 10,212.81 × 2,422.99
  4. Step 4: Simplify right side
    6,805.50x = 24,745,536.50
  5. Step 5: Solve for x
    x = 24,745,536.50/6,805.50
  6. Step 6: Final answer
    x = 3,636.11

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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.