Home / 11,729.16-16,183.74-6,950.64

Finding the Fourth Proportional to 11,729.16, 16,183.74 and 6,950.64

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Solution

The fourth proportional to 11,729.16, 16,183.74 and 6,950.64 is: 9,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.16 : 16,183.74 = 6,950.64 : x
  2. Step 2: Convert to fraction form
    11,729.16/16,183.74 = 6,950.64/x
  3. Step 3: Cross multiply
    11,729.16x = 16,183.74 × 6,950.64
  4. Step 4: Simplify right side
    11,729.16x = 112,487,350.59
  5. Step 5: Solve for x
    x = 112,487,350.59/11,729.16
  6. Step 6: Final answer
    x = 9,590.40

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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.