Home / 7,211.92-10,817.94-2,017.84

Finding the Fourth Proportional to 7,211.92, 10,817.94 and 2,017.84

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Solution

The fourth proportional to 7,211.92, 10,817.94 and 2,017.84 is: 3,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.92 : 10,817.94 = 2,017.84 : x
  2. Step 2: Convert to fraction form
    7,211.92/10,817.94 = 2,017.84/x
  3. Step 3: Cross multiply
    7,211.92x = 10,817.94 × 2,017.84
  4. Step 4: Simplify right side
    7,211.92x = 21,828,872.05
  5. Step 5: Solve for x
    x = 21,828,872.05/7,211.92
  6. Step 6: Final answer
    x = 3,026.78

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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.