Home / 7,997.23-11,039.19-6,873.67

Finding the Fourth Proportional to 7,997.23, 11,039.19 and 6,873.67

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Solution

The fourth proportional to 7,997.23, 11,039.19 and 6,873.67 is: 9,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.23 : 11,039.19 = 6,873.67 : x
  2. Step 2: Convert to fraction form
    7,997.23/11,039.19 = 6,873.67/x
  3. Step 3: Cross multiply
    7,997.23x = 11,039.19 × 6,873.67
  4. Step 4: Simplify right side
    7,997.23x = 75,879,749.13
  5. Step 5: Solve for x
    x = 75,879,749.13/7,997.23
  6. Step 6: Final answer
    x = 9,488.25

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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.