Home / 7,914.45-10,922.00-4,329.48

Finding the Fourth Proportional to 7,914.45, 10,922.00 and 4,329.48

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Solution

The fourth proportional to 7,914.45, 10,922.00 and 4,329.48 is: 5,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.45 : 10,922.00 = 4,329.48 : x
  2. Step 2: Convert to fraction form
    7,914.45/10,922.00 = 4,329.48/x
  3. Step 3: Cross multiply
    7,914.45x = 10,922.00 × 4,329.48
  4. Step 4: Simplify right side
    7,914.45x = 47,286,558.91
  5. Step 5: Solve for x
    x = 47,286,558.91/7,914.45
  6. Step 6: Final answer
    x = 5,974.71

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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.