Home / 11,181.44-16,779.87-4,607.64

Finding the Fourth Proportional to 11,181.44, 16,779.87 and 4,607.64

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Solution

The fourth proportional to 11,181.44, 16,779.87 and 4,607.64 is: 6,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.44 : 16,779.87 = 4,607.64 : x
  2. Step 2: Convert to fraction form
    11,181.44/16,779.87 = 4,607.64/x
  3. Step 3: Cross multiply
    11,181.44x = 16,779.87 × 4,607.64
  4. Step 4: Simplify right side
    11,181.44x = 77,315,600.21
  5. Step 5: Solve for x
    x = 77,315,600.21/11,181.44
  6. Step 6: Final answer
    x = 6,914.64

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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.