Home / 11,323.75-16,986.57-3,532.57

Finding the Fourth Proportional to 11,323.75, 16,986.57 and 3,532.57

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Solution

The fourth proportional to 11,323.75, 16,986.57 and 3,532.57 is: 5,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.75 : 16,986.57 = 3,532.57 : x
  2. Step 2: Convert to fraction form
    11,323.75/16,986.57 = 3,532.57/x
  3. Step 3: Cross multiply
    11,323.75x = 16,986.57 × 3,532.57
  4. Step 4: Simplify right side
    11,323.75x = 60,006,247.58
  5. Step 5: Solve for x
    x = 60,006,247.58/11,323.75
  6. Step 6: Final answer
    x = 5,299.15

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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.