Home / 10,788.86-16,184.10-2,998.28

Finding the Fourth Proportional to 10,788.86, 16,184.10 and 2,998.28

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Solution

The fourth proportional to 10,788.86, 16,184.10 and 2,998.28 is: 4,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.86 : 16,184.10 = 2,998.28 : x
  2. Step 2: Convert to fraction form
    10,788.86/16,184.10 = 2,998.28/x
  3. Step 3: Cross multiply
    10,788.86x = 16,184.10 × 2,998.28
  4. Step 4: Simplify right side
    10,788.86x = 48,524,463.35
  5. Step 5: Solve for x
    x = 48,524,463.35/10,788.86
  6. Step 6: Final answer
    x = 4,497.65

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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.