Home / 11,228.66-16,842.93-2,907.96

Finding the Fourth Proportional to 11,228.66, 16,842.93 and 2,907.96

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Solution

The fourth proportional to 11,228.66, 16,842.93 and 2,907.96 is: 4,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.66 : 16,842.93 = 2,907.96 : x
  2. Step 2: Convert to fraction form
    11,228.66/16,842.93 = 2,907.96/x
  3. Step 3: Cross multiply
    11,228.66x = 16,842.93 × 2,907.96
  4. Step 4: Simplify right side
    11,228.66x = 48,978,566.72
  5. Step 5: Solve for x
    x = 48,978,566.72/11,228.66
  6. Step 6: Final answer
    x = 4,361.93

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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.