Home / 11,234.88-16,852.32-4,656.60

Finding the Fourth Proportional to 11,234.88, 16,852.32 and 4,656.60

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Solution

The fourth proportional to 11,234.88, 16,852.32 and 4,656.60 is: 6,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.88 : 16,852.32 = 4,656.60 : x
  2. Step 2: Convert to fraction form
    11,234.88/16,852.32 = 4,656.60/x
  3. Step 3: Cross multiply
    11,234.88x = 16,852.32 × 4,656.60
  4. Step 4: Simplify right side
    11,234.88x = 78,474,513.31
  5. Step 5: Solve for x
    x = 78,474,513.31/11,234.88
  6. Step 6: Final answer
    x = 6,984.90

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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.