Home / 10,786.13-16,179.19-2,994.94

Finding the Fourth Proportional to 10,786.13, 16,179.19 and 2,994.94

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Solution

The fourth proportional to 10,786.13, 16,179.19 and 2,994.94 is: 4,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.13 : 16,179.19 = 2,994.94 : x
  2. Step 2: Convert to fraction form
    10,786.13/16,179.19 = 2,994.94/x
  3. Step 3: Cross multiply
    10,786.13x = 16,179.19 × 2,994.94
  4. Step 4: Simplify right side
    10,786.13x = 48,455,703.30
  5. Step 5: Solve for x
    x = 48,455,703.30/10,786.13
  6. Step 6: Final answer
    x = 4,492.41

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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.