Home / 7,453.69-11,180.50-1,907.03

Finding the Fourth Proportional to 7,453.69, 11,180.50 and 1,907.03

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Solution

The fourth proportional to 7,453.69, 11,180.50 and 1,907.03 is: 2,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.69 : 11,180.50 = 1,907.03 : x
  2. Step 2: Convert to fraction form
    7,453.69/11,180.50 = 1,907.03/x
  3. Step 3: Cross multiply
    7,453.69x = 11,180.50 × 1,907.03
  4. Step 4: Simplify right side
    7,453.69x = 21,321,548.92
  5. Step 5: Solve for x
    x = 21,321,548.92/7,453.69
  6. Step 6: Final answer
    x = 2,860.54

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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.