Home / 7,975.44-11,005.94-4,789.08

Finding the Fourth Proportional to 7,975.44, 11,005.94 and 4,789.08

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Solution

The fourth proportional to 7,975.44, 11,005.94 and 4,789.08 is: 6,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.44 : 11,005.94 = 4,789.08 : x
  2. Step 2: Convert to fraction form
    7,975.44/11,005.94 = 4,789.08/x
  3. Step 3: Cross multiply
    7,975.44x = 11,005.94 × 4,789.08
  4. Step 4: Simplify right side
    7,975.44x = 52,708,339.11
  5. Step 5: Solve for x
    x = 52,708,339.11/7,975.44
  6. Step 6: Final answer
    x = 6,608.83

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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.