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Finding the Fourth Proportional to 6,907.81, 10,363.74 and 2,227.73

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Solution

The fourth proportional to 6,907.81, 10,363.74 and 2,227.73 is: 3,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.81 : 10,363.74 = 2,227.73 : x
  2. Step 2: Convert to fraction form
    6,907.81/10,363.74 = 2,227.73/x
  3. Step 3: Cross multiply
    6,907.81x = 10,363.74 × 2,227.73
  4. Step 4: Simplify right side
    6,907.81x = 23,087,570.08
  5. Step 5: Solve for x
    x = 23,087,570.08/6,907.81
  6. Step 6: Final answer
    x = 3,342.24

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Double scale
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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.