Home / 7,453.37-11,180.05-1,906.72

Finding the Fourth Proportional to 7,453.37, 11,180.05 and 1,906.72

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Solution

The fourth proportional to 7,453.37, 11,180.05 and 1,906.72 is: 2,860.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.37 : 11,180.05 = 1,906.72 : x
  2. Step 2: Convert to fraction form
    7,453.37/11,180.05 = 1,906.72/x
  3. Step 3: Cross multiply
    7,453.37x = 11,180.05 × 1,906.72
  4. Step 4: Simplify right side
    7,453.37x = 21,317,224.94
  5. Step 5: Solve for x
    x = 21,317,224.94/7,453.37
  6. Step 6: Final answer
    x = 2,860.08

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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.