Home / 11,293.86-16,940.80-4,716.46

Finding the Fourth Proportional to 11,293.86, 16,940.80 and 4,716.46

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Solution

The fourth proportional to 11,293.86, 16,940.80 and 4,716.46 is: 7,074.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.86 : 16,940.80 = 4,716.46 : x
  2. Step 2: Convert to fraction form
    11,293.86/16,940.80 = 4,716.46/x
  3. Step 3: Cross multiply
    11,293.86x = 16,940.80 × 4,716.46
  4. Step 4: Simplify right side
    11,293.86x = 79,900,605.57
  5. Step 5: Solve for x
    x = 79,900,605.57/11,293.86
  6. Step 6: Final answer
    x = 7,074.69

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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.