Home / 11,011.21-16,518.06-3,994.52

Finding the Fourth Proportional to 11,011.21, 16,518.06 and 3,994.52

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Solution

The fourth proportional to 11,011.21, 16,518.06 and 3,994.52 is: 5,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.21 : 16,518.06 = 3,994.52 : x
  2. Step 2: Convert to fraction form
    11,011.21/16,518.06 = 3,994.52/x
  3. Step 3: Cross multiply
    11,011.21x = 16,518.06 × 3,994.52
  4. Step 4: Simplify right side
    11,011.21x = 65,981,638.44
  5. Step 5: Solve for x
    x = 65,981,638.44/11,011.21
  6. Step 6: Final answer
    x = 5,992.23

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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.