Home / 7,299.14-10,072.83-4,155.33

Finding the Fourth Proportional to 7,299.14, 10,072.83 and 4,155.33

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Solution

The fourth proportional to 7,299.14, 10,072.83 and 4,155.33 is: 5,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.14 : 10,072.83 = 4,155.33 : x
  2. Step 2: Convert to fraction form
    7,299.14/10,072.83 = 4,155.33/x
  3. Step 3: Cross multiply
    7,299.14x = 10,072.83 × 4,155.33
  4. Step 4: Simplify right side
    7,299.14x = 41,855,922.30
  5. Step 5: Solve for x
    x = 41,855,922.30/7,299.14
  6. Step 6: Final answer
    x = 5,734.36

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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.