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Finding the Fourth Proportional to 8,850.03, 12,213.48 and 4,871.10

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Solution

The fourth proportional to 8,850.03, 12,213.48 and 4,871.10 is: 6,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.03 : 12,213.48 = 4,871.10 : x
  2. Step 2: Convert to fraction form
    8,850.03/12,213.48 = 4,871.10/x
  3. Step 3: Cross multiply
    8,850.03x = 12,213.48 × 4,871.10
  4. Step 4: Simplify right side
    8,850.03x = 59,493,082.43
  5. Step 5: Solve for x
    x = 59,493,082.43/8,850.03
  6. Step 6: Final answer
    x = 6,722.36

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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.