Home / 7,150.41-10,725.48-2,219.94

Finding the Fourth Proportional to 7,150.41, 10,725.48 and 2,219.94

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Solution

The fourth proportional to 7,150.41, 10,725.48 and 2,219.94 is: 3,329.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.41 : 10,725.48 = 2,219.94 : x
  2. Step 2: Convert to fraction form
    7,150.41/10,725.48 = 2,219.94/x
  3. Step 3: Cross multiply
    7,150.41x = 10,725.48 × 2,219.94
  4. Step 4: Simplify right side
    7,150.41x = 23,809,922.07
  5. Step 5: Solve for x
    x = 23,809,922.07/7,150.41
  6. Step 6: Final answer
    x = 3,329.87

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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.