Home / 11,089.86-16,620.18-6,156.96

Finding the Fourth Proportional to 11,089.86, 16,620.18 and 6,156.96

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Solution

The fourth proportional to 11,089.86, 16,620.18 and 6,156.96 is: 9,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.86 : 16,620.18 = 6,156.96 : x
  2. Step 2: Convert to fraction form
    11,089.86/16,620.18 = 6,156.96/x
  3. Step 3: Cross multiply
    11,089.86x = 16,620.18 × 6,156.96
  4. Step 4: Simplify right side
    11,089.86x = 102,329,783.45
  5. Step 5: Solve for x
    x = 102,329,783.45/11,089.86
  6. Step 6: Final answer
    x = 9,227.33

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1.5x scale

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.