Home / 7,453.72-11,180.46-3,546.28

Finding the Fourth Proportional to 7,453.72, 11,180.46 and 3,546.28

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Solution

The fourth proportional to 7,453.72, 11,180.46 and 3,546.28 is: 5,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.72 : 11,180.46 = 3,546.28 : x
  2. Step 2: Convert to fraction form
    7,453.72/11,180.46 = 3,546.28/x
  3. Step 3: Cross multiply
    7,453.72x = 11,180.46 × 3,546.28
  4. Step 4: Simplify right side
    7,453.72x = 39,649,041.69
  5. Step 5: Solve for x
    x = 39,649,041.69/7,453.72
  6. Step 6: Final answer
    x = 5,319.36

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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.