Home / 11,924.99-17,890.67-4,133.80

Finding the Fourth Proportional to 11,924.99, 17,890.67 and 4,133.80

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Solution

The fourth proportional to 11,924.99, 17,890.67 and 4,133.80 is: 6,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.99 : 17,890.67 = 4,133.80 : x
  2. Step 2: Convert to fraction form
    11,924.99/17,890.67 = 4,133.80/x
  3. Step 3: Cross multiply
    11,924.99x = 17,890.67 × 4,133.80
  4. Step 4: Simplify right side
    11,924.99x = 73,956,451.65
  5. Step 5: Solve for x
    x = 73,956,451.65/11,924.99
  6. Step 6: Final answer
    x = 6,201.80

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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.