Home / 10,704.09-16,056.15-2,912.91

Finding the Fourth Proportional to 10,704.09, 16,056.15 and 2,912.91

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Solution

The fourth proportional to 10,704.09, 16,056.15 and 2,912.91 is: 4,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.09 : 16,056.15 = 2,912.91 : x
  2. Step 2: Convert to fraction form
    10,704.09/16,056.15 = 2,912.91/x
  3. Step 3: Cross multiply
    10,704.09x = 16,056.15 × 2,912.91
  4. Step 4: Simplify right side
    10,704.09x = 46,770,119.90
  5. Step 5: Solve for x
    x = 46,770,119.90/10,704.09
  6. Step 6: Final answer
    x = 4,369.37

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1.5x scale

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.