Home / 11,375.03-15,697.26-6,339.06

Finding the Fourth Proportional to 11,375.03, 15,697.26 and 6,339.06

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Solution

The fourth proportional to 11,375.03, 15,697.26 and 6,339.06 is: 8,747.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375.03 : 15,697.26 = 6,339.06 : x
  2. Step 2: Convert to fraction form
    11,375.03/15,697.26 = 6,339.06/x
  3. Step 3: Cross multiply
    11,375.03x = 15,697.26 × 6,339.06
  4. Step 4: Simplify right side
    11,375.03x = 99,505,872.98
  5. Step 5: Solve for x
    x = 99,505,872.98/11,375.03
  6. Step 6: Final answer
    x = 8,747.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.