Home / 10,786.17-16,179.45-2,994.99

Finding the Fourth Proportional to 10,786.17, 16,179.45 and 2,994.99

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Solution

The fourth proportional to 10,786.17, 16,179.45 and 2,994.99 is: 4,492.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.17 : 16,179.45 = 2,994.99 : x
  2. Step 2: Convert to fraction form
    10,786.17/16,179.45 = 2,994.99/x
  3. Step 3: Cross multiply
    10,786.17x = 16,179.45 × 2,994.99
  4. Step 4: Simplify right side
    10,786.17x = 48,457,290.96
  5. Step 5: Solve for x
    x = 48,457,290.96/10,786.17
  6. Step 6: Final answer
    x = 4,492.54

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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.