Home / 11,804.33-16,289.74-6,499.23

Finding the Fourth Proportional to 11,804.33, 16,289.74 and 6,499.23

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Solution

The fourth proportional to 11,804.33, 16,289.74 and 6,499.23 is: 8,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.33 : 16,289.74 = 6,499.23 : x
  2. Step 2: Convert to fraction form
    11,804.33/16,289.74 = 6,499.23/x
  3. Step 3: Cross multiply
    11,804.33x = 16,289.74 × 6,499.23
  4. Step 4: Simplify right side
    11,804.33x = 105,870,766.90
  5. Step 5: Solve for x
    x = 105,870,766.90/11,804.33
  6. Step 6: Final answer
    x = 8,968.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.