Home / 11,788.34-17,680.58-3,467.40

Finding the Fourth Proportional to 11,788.34, 17,680.58 and 3,467.40

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Solution

The fourth proportional to 11,788.34, 17,680.58 and 3,467.40 is: 5,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.34 : 17,680.58 = 3,467.40 : x
  2. Step 2: Convert to fraction form
    11,788.34/17,680.58 = 3,467.40/x
  3. Step 3: Cross multiply
    11,788.34x = 17,680.58 × 3,467.40
  4. Step 4: Simplify right side
    11,788.34x = 61,305,643.09
  5. Step 5: Solve for x
    x = 61,305,643.09/11,788.34
  6. Step 6: Final answer
    x = 5,200.53

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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.