Home / 11,704.13-16,152.04-6,399.24

Finding the Fourth Proportional to 11,704.13, 16,152.04 and 6,399.24

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Solution

The fourth proportional to 11,704.13, 16,152.04 and 6,399.24 is: 8,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.13 : 16,152.04 = 6,399.24 : x
  2. Step 2: Convert to fraction form
    11,704.13/16,152.04 = 6,399.24/x
  3. Step 3: Cross multiply
    11,704.13x = 16,152.04 × 6,399.24
  4. Step 4: Simplify right side
    11,704.13x = 103,360,780.45
  5. Step 5: Solve for x
    x = 103,360,780.45/11,704.13
  6. Step 6: Final answer
    x = 8,831.14

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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.