Home / 8,455.26-12,682.90-2,299.26

Finding the Fourth Proportional to 8,455.26, 12,682.90 and 2,299.26

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Solution

The fourth proportional to 8,455.26, 12,682.90 and 2,299.26 is: 3,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455.26 : 12,682.90 = 2,299.26 : x
  2. Step 2: Convert to fraction form
    8,455.26/12,682.90 = 2,299.26/x
  3. Step 3: Cross multiply
    8,455.26x = 12,682.90 × 2,299.26
  4. Step 4: Simplify right side
    8,455.26x = 29,161,284.65
  5. Step 5: Solve for x
    x = 29,161,284.65/8,455.26
  6. Step 6: Final answer
    x = 3,448.89

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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.