Home / 8,814.71-13,226.62-5,855.21

Finding the Fourth Proportional to 8,814.71, 13,226.62 and 5,855.21

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Solution

The fourth proportional to 8,814.71, 13,226.62 and 5,855.21 is: 8,785.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.71 : 13,226.62 = 5,855.21 : x
  2. Step 2: Convert to fraction form
    8,814.71/13,226.62 = 5,855.21/x
  3. Step 3: Cross multiply
    8,814.71x = 13,226.62 × 5,855.21
  4. Step 4: Simplify right side
    8,814.71x = 77,444,556.92
  5. Step 5: Solve for x
    x = 77,444,556.92/8,814.71
  6. Step 6: Final answer
    x = 8,785.83

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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.