Home / 11,704.56-16,152.33-6,399.46

Finding the Fourth Proportional to 11,704.56, 16,152.33 and 6,399.46

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Solution

The fourth proportional to 11,704.56, 16,152.33 and 6,399.46 is: 8,831.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.56 : 16,152.33 = 6,399.46 : x
  2. Step 2: Convert to fraction form
    11,704.56/16,152.33 = 6,399.46/x
  3. Step 3: Cross multiply
    11,704.56x = 16,152.33 × 6,399.46
  4. Step 4: Simplify right side
    11,704.56x = 103,366,233.93
  5. Step 5: Solve for x
    x = 103,366,233.93/11,704.56
  6. Step 6: Final answer
    x = 8,831.28

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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.