Home / 11,096.08-15,311.88-6,380.56

Finding the Fourth Proportional to 11,096.08, 15,311.88 and 6,380.56

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Solution

The fourth proportional to 11,096.08, 15,311.88 and 6,380.56 is: 8,804.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.08 : 15,311.88 = 6,380.56 : x
  2. Step 2: Convert to fraction form
    11,096.08/15,311.88 = 6,380.56/x
  3. Step 3: Cross multiply
    11,096.08x = 15,311.88 × 6,380.56
  4. Step 4: Simplify right side
    11,096.08x = 97,698,369.05
  5. Step 5: Solve for x
    x = 97,698,369.05/11,096.08
  6. Step 6: Final answer
    x = 8,804.76

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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.