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Finding the Fourth Proportional to 4,817.08, 7,218.06 and 2,868.22

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Solution

The fourth proportional to 4,817.08, 7,218.06 and 2,868.22 is: 4,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.08 : 7,218.06 = 2,868.22 : x
  2. Step 2: Convert to fraction form
    4,817.08/7,218.06 = 2,868.22/x
  3. Step 3: Cross multiply
    4,817.08x = 7,218.06 × 2,868.22
  4. Step 4: Simplify right side
    4,817.08x = 20,702,984.05
  5. Step 5: Solve for x
    x = 20,702,984.05/4,817.08
  6. Step 6: Final answer
    x = 4,297.83

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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.