Home / 7,375.22-11,056.15-3,678.59

Finding the Fourth Proportional to 7,375.22, 11,056.15 and 3,678.59

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Solution

The fourth proportional to 7,375.22, 11,056.15 and 3,678.59 is: 5,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.22 : 11,056.15 = 3,678.59 : x
  2. Step 2: Convert to fraction form
    7,375.22/11,056.15 = 3,678.59/x
  3. Step 3: Cross multiply
    7,375.22x = 11,056.15 × 3,678.59
  4. Step 4: Simplify right side
    7,375.22x = 40,670,992.18
  5. Step 5: Solve for x
    x = 40,670,992.18/7,375.22
  6. Step 6: Final answer
    x = 5,514.54

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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.