Home / 11,827.60-16,321.34-6,788.27

Finding the Fourth Proportional to 11,827.60, 16,321.34 and 6,788.27

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Solution

The fourth proportional to 11,827.60, 16,321.34 and 6,788.27 is: 9,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.60 : 16,321.34 = 6,788.27 : x
  2. Step 2: Convert to fraction form
    11,827.60/16,321.34 = 6,788.27/x
  3. Step 3: Cross multiply
    11,827.60x = 16,321.34 × 6,788.27
  4. Step 4: Simplify right side
    11,827.60x = 110,793,720.46
  5. Step 5: Solve for x
    x = 110,793,720.46/11,827.60
  6. Step 6: Final answer
    x = 9,367.39

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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.