Home / 7,923.22-11,879.06-5,152.66

Finding the Fourth Proportional to 7,923.22, 11,879.06 and 5,152.66

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Solution

The fourth proportional to 7,923.22, 11,879.06 and 5,152.66 is: 7,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.22 : 11,879.06 = 5,152.66 : x
  2. Step 2: Convert to fraction form
    7,923.22/11,879.06 = 5,152.66/x
  3. Step 3: Cross multiply
    7,923.22x = 11,879.06 × 5,152.66
  4. Step 4: Simplify right side
    7,923.22x = 61,208,757.30
  5. Step 5: Solve for x
    x = 61,208,757.30/7,923.22
  6. Step 6: Final answer
    x = 7,725.24

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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.