Home / 11,788.06-17,679.90-4,766.24

Finding the Fourth Proportional to 11,788.06, 17,679.90 and 4,766.24

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Solution

The fourth proportional to 11,788.06, 17,679.90 and 4,766.24 is: 7,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.06 : 17,679.90 = 4,766.24 : x
  2. Step 2: Convert to fraction form
    11,788.06/17,679.90 = 4,766.24/x
  3. Step 3: Cross multiply
    11,788.06x = 17,679.90 × 4,766.24
  4. Step 4: Simplify right side
    11,788.06x = 84,266,646.58
  5. Step 5: Solve for x
    x = 84,266,646.58/11,788.06
  6. Step 6: Final answer
    x = 7,148.47

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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.