Home / 8,924.24-12,316.32-5,198

Finding the Fourth Proportional to 8,924.24, 12,316.32 and 5,198

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Solution

The fourth proportional to 8,924.24, 12,316.32 and 5,198 is: 7,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.24 : 12,316.32 = 5,198 : x
  2. Step 2: Convert to fraction form
    8,924.24/12,316.32 = 5,198/x
  3. Step 3: Cross multiply
    8,924.24x = 12,316.32 × 5,198
  4. Step 4: Simplify right side
    8,924.24x = 64,020,231.36
  5. Step 5: Solve for x
    x = 64,020,231.36/8,924.24
  6. Step 6: Final answer
    x = 7,173.75

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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.