Home / 11,172.86-16,759.31-4,594.45

Finding the Fourth Proportional to 11,172.86, 16,759.31 and 4,594.45

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Solution

The fourth proportional to 11,172.86, 16,759.31 and 4,594.45 is: 6,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.86 : 16,759.31 = 4,594.45 : x
  2. Step 2: Convert to fraction form
    11,172.86/16,759.31 = 4,594.45/x
  3. Step 3: Cross multiply
    11,172.86x = 16,759.31 × 4,594.45
  4. Step 4: Simplify right side
    11,172.86x = 76,999,811.83
  5. Step 5: Solve for x
    x = 76,999,811.83/11,172.86
  6. Step 6: Final answer
    x = 6,891.68

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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.