Home / 7,926.56-11,879.22-6,173.72

Finding the Fourth Proportional to 7,926.56, 11,879.22 and 6,173.72

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Solution

The fourth proportional to 7,926.56, 11,879.22 and 6,173.72 is: 9,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.56 : 11,879.22 = 6,173.72 : x
  2. Step 2: Convert to fraction form
    7,926.56/11,879.22 = 6,173.72/x
  3. Step 3: Cross multiply
    7,926.56x = 11,879.22 × 6,173.72
  4. Step 4: Simplify right side
    7,926.56x = 73,338,978.10
  5. Step 5: Solve for x
    x = 73,338,978.10/7,926.56
  6. Step 6: Final answer
    x = 9,252.31

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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.