Home / 11,241.12-16,857.18-4,662.84

Finding the Fourth Proportional to 11,241.12, 16,857.18 and 4,662.84

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Solution

The fourth proportional to 11,241.12, 16,857.18 and 4,662.84 is: 6,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.12 : 16,857.18 = 4,662.84 : x
  2. Step 2: Convert to fraction form
    11,241.12/16,857.18 = 4,662.84/x
  3. Step 3: Cross multiply
    11,241.12x = 16,857.18 × 4,662.84
  4. Step 4: Simplify right side
    11,241.12x = 78,602,333.19
  5. Step 5: Solve for x
    x = 78,602,333.19/11,241.12
  6. Step 6: Final answer
    x = 6,992.39

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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.