Home / 11,672.83-16,107.96-6,636.93

Finding the Fourth Proportional to 11,672.83, 16,107.96 and 6,636.93

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Solution

The fourth proportional to 11,672.83, 16,107.96 and 6,636.93 is: 9,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.83 : 16,107.96 = 6,636.93 : x
  2. Step 2: Convert to fraction form
    11,672.83/16,107.96 = 6,636.93/x
  3. Step 3: Cross multiply
    11,672.83x = 16,107.96 × 6,636.93
  4. Step 4: Simplify right side
    11,672.83x = 106,907,402.96
  5. Step 5: Solve for x
    x = 106,907,402.96/11,672.83
  6. Step 6: Final answer
    x = 9,158.65

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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.