Home / 11,884.32-17,821.69-4,484.75

Finding the Fourth Proportional to 11,884.32, 17,821.69 and 4,484.75

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Solution

The fourth proportional to 11,884.32, 17,821.69 and 4,484.75 is: 6,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.32 : 17,821.69 = 4,484.75 : x
  2. Step 2: Convert to fraction form
    11,884.32/17,821.69 = 4,484.75/x
  3. Step 3: Cross multiply
    11,884.32x = 17,821.69 × 4,484.75
  4. Step 4: Simplify right side
    11,884.32x = 79,925,824.23
  5. Step 5: Solve for x
    x = 79,925,824.23/11,884.32
  6. Step 6: Final answer
    x = 6,725.32

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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.