Home / 7,375.78-11,063.94-2,445.85

Finding the Fourth Proportional to 7,375.78, 11,063.94 and 2,445.85

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Solution

The fourth proportional to 7,375.78, 11,063.94 and 2,445.85 is: 3,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.78 : 11,063.94 = 2,445.85 : x
  2. Step 2: Convert to fraction form
    7,375.78/11,063.94 = 2,445.85/x
  3. Step 3: Cross multiply
    7,375.78x = 11,063.94 × 2,445.85
  4. Step 4: Simplify right side
    7,375.78x = 27,060,670.10
  5. Step 5: Solve for x
    x = 27,060,670.10/7,375.78
  6. Step 6: Final answer
    x = 3,668.86

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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.