Home / 11,788.61-17,680.95-3,467.66

Finding the Fourth Proportional to 11,788.61, 17,680.95 and 3,467.66

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Solution

The fourth proportional to 11,788.61, 17,680.95 and 3,467.66 is: 5,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.61 : 17,680.95 = 3,467.66 : x
  2. Step 2: Convert to fraction form
    11,788.61/17,680.95 = 3,467.66/x
  3. Step 3: Cross multiply
    11,788.61x = 17,680.95 × 3,467.66
  4. Step 4: Simplify right side
    11,788.61x = 61,311,434.67
  5. Step 5: Solve for x
    x = 61,311,434.67/11,788.61
  6. Step 6: Final answer
    x = 5,200.91

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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.