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Finding the Fourth Proportional to 7,181.10, 10,770.10 and 2,250.10

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Solution

The fourth proportional to 7,181.10, 10,770.10 and 2,250.10 is: 3,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.10 : 10,770.10 = 2,250.10 : x
  2. Step 2: Convert to fraction form
    7,181.10/10,770.10 = 2,250.10/x
  3. Step 3: Cross multiply
    7,181.10x = 10,770.10 × 2,250.10
  4. Step 4: Simplify right side
    7,181.10x = 24,233,802.01
  5. Step 5: Solve for x
    x = 24,233,802.01/7,181.10
  6. Step 6: Final answer
    x = 3,374.66

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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.