Home / 11,005.05-16,504.11-3,607.86

Finding the Fourth Proportional to 11,005.05, 16,504.11 and 3,607.86

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Solution

The fourth proportional to 11,005.05, 16,504.11 and 3,607.86 is: 5,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.05 : 16,504.11 = 3,607.86 : x
  2. Step 2: Convert to fraction form
    11,005.05/16,504.11 = 3,607.86/x
  3. Step 3: Cross multiply
    11,005.05x = 16,504.11 × 3,607.86
  4. Step 4: Simplify right side
    11,005.05x = 59,544,518.30
  5. Step 5: Solve for x
    x = 59,544,518.30/11,005.05
  6. Step 6: Final answer
    x = 5,410.65

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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.