Home / 11,704.52-16,152.12-6,399.44

Finding the Fourth Proportional to 11,704.52, 16,152.12 and 6,399.44

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Solution

The fourth proportional to 11,704.52, 16,152.12 and 6,399.44 is: 8,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.52 : 16,152.12 = 6,399.44 : x
  2. Step 2: Convert to fraction form
    11,704.52/16,152.12 = 6,399.44/x
  3. Step 3: Cross multiply
    11,704.52x = 16,152.12 × 6,399.44
  4. Step 4: Simplify right side
    11,704.52x = 103,364,522.81
  5. Step 5: Solve for x
    x = 103,364,522.81/11,704.52
  6. Step 6: Final answer
    x = 8,831.16

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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.