Home / 8,771.82-12,099.48-5,367.24

Finding the Fourth Proportional to 8,771.82, 12,099.48 and 5,367.24

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Solution

The fourth proportional to 8,771.82, 12,099.48 and 5,367.24 is: 7,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.82 : 12,099.48 = 5,367.24 : x
  2. Step 2: Convert to fraction form
    8,771.82/12,099.48 = 5,367.24/x
  3. Step 3: Cross multiply
    8,771.82x = 12,099.48 × 5,367.24
  4. Step 4: Simplify right side
    8,771.82x = 64,940,813.04
  5. Step 5: Solve for x
    x = 64,940,813.04/8,771.82
  6. Step 6: Final answer
    x = 7,403.35

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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.