Home / 7,467.88-11,208.74-3,772.70

Finding the Fourth Proportional to 7,467.88, 11,208.74 and 3,772.70

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Solution

The fourth proportional to 7,467.88, 11,208.74 and 3,772.70 is: 5,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.88 : 11,208.74 = 3,772.70 : x
  2. Step 2: Convert to fraction form
    7,467.88/11,208.74 = 3,772.70/x
  3. Step 3: Cross multiply
    7,467.88x = 11,208.74 × 3,772.70
  4. Step 4: Simplify right side
    7,467.88x = 42,287,222.56
  5. Step 5: Solve for x
    x = 42,287,222.56/7,467.88
  6. Step 6: Final answer
    x = 5,662.55

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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.