Home / 11,333.86-16,990.37-6,072.49

Finding the Fourth Proportional to 11,333.86, 16,990.37 and 6,072.49

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Solution

The fourth proportional to 11,333.86, 16,990.37 and 6,072.49 is: 9,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.86 : 16,990.37 = 6,072.49 : x
  2. Step 2: Convert to fraction form
    11,333.86/16,990.37 = 6,072.49/x
  3. Step 3: Cross multiply
    11,333.86x = 16,990.37 × 6,072.49
  4. Step 4: Simplify right side
    11,333.86x = 103,173,821.56
  5. Step 5: Solve for x
    x = 103,173,821.56/11,333.86
  6. Step 6: Final answer
    x = 9,103.15

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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.