Home / 7,378.56-11,069.46-4,096.44

Finding the Fourth Proportional to 7,378.56, 11,069.46 and 4,096.44

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Solution

The fourth proportional to 7,378.56, 11,069.46 and 4,096.44 is: 6,145.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.56 : 11,069.46 = 4,096.44 : x
  2. Step 2: Convert to fraction form
    7,378.56/11,069.46 = 4,096.44/x
  3. Step 3: Cross multiply
    7,378.56x = 11,069.46 × 4,096.44
  4. Step 4: Simplify right side
    7,378.56x = 45,345,378.72
  5. Step 5: Solve for x
    x = 45,345,378.72/7,378.56
  6. Step 6: Final answer
    x = 6,145.56

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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.