Home / 11,003.80-16,508.26-3,607.80

Finding the Fourth Proportional to 11,003.80, 16,508.26 and 3,607.80

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Solution

The fourth proportional to 11,003.80, 16,508.26 and 3,607.80 is: 5,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.80 : 16,508.26 = 3,607.80 : x
  2. Step 2: Convert to fraction form
    11,003.80/16,508.26 = 3,607.80/x
  3. Step 3: Cross multiply
    11,003.80x = 16,508.26 × 3,607.80
  4. Step 4: Simplify right side
    11,003.80x = 59,558,500.43
  5. Step 5: Solve for x
    x = 59,558,500.43/11,003.80
  6. Step 6: Final answer
    x = 5,412.54

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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.