Home / 11,019.34-16,521.66-3,998.44

Finding the Fourth Proportional to 11,019.34, 16,521.66 and 3,998.44

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Solution

The fourth proportional to 11,019.34, 16,521.66 and 3,998.44 is: 5,994.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.34 : 16,521.66 = 3,998.44 : x
  2. Step 2: Convert to fraction form
    11,019.34/16,521.66 = 3,998.44/x
  3. Step 3: Cross multiply
    11,019.34x = 16,521.66 × 3,998.44
  4. Step 4: Simplify right side
    11,019.34x = 66,060,834.90
  5. Step 5: Solve for x
    x = 66,060,834.90/11,019.34
  6. Step 6: Final answer
    x = 5,994.99

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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.