Home / 9,181.19-12,672.06-5,204.49

Finding the Fourth Proportional to 9,181.19, 12,672.06 and 5,204.49

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Solution

The fourth proportional to 9,181.19, 12,672.06 and 5,204.49 is: 7,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.19 : 12,672.06 = 5,204.49 : x
  2. Step 2: Convert to fraction form
    9,181.19/12,672.06 = 5,204.49/x
  3. Step 3: Cross multiply
    9,181.19x = 12,672.06 × 5,204.49
  4. Step 4: Simplify right side
    9,181.19x = 65,951,609.55
  5. Step 5: Solve for x
    x = 65,951,609.55/9,181.19
  6. Step 6: Final answer
    x = 7,183.34

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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.