Home / 11,824.11-16,317.21-6,788.88

Finding the Fourth Proportional to 11,824.11, 16,317.21 and 6,788.88

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Solution

The fourth proportional to 11,824.11, 16,317.21 and 6,788.88 is: 9,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.11 : 16,317.21 = 6,788.88 : x
  2. Step 2: Convert to fraction form
    11,824.11/16,317.21 = 6,788.88/x
  3. Step 3: Cross multiply
    11,824.11x = 16,317.21 × 6,788.88
  4. Step 4: Simplify right side
    11,824.11x = 110,775,580.62
  5. Step 5: Solve for x
    x = 110,775,580.62/11,824.11
  6. Step 6: Final answer
    x = 9,368.62

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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.