Home / 8,169.26-12,234.45-4,699.22

Finding the Fourth Proportional to 8,169.26, 12,234.45 and 4,699.22

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Solution

The fourth proportional to 8,169.26, 12,234.45 and 4,699.22 is: 7,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.26 : 12,234.45 = 4,699.22 : x
  2. Step 2: Convert to fraction form
    8,169.26/12,234.45 = 4,699.22/x
  3. Step 3: Cross multiply
    8,169.26x = 12,234.45 × 4,699.22
  4. Step 4: Simplify right side
    8,169.26x = 57,492,339.21
  5. Step 5: Solve for x
    x = 57,492,339.21/8,169.26
  6. Step 6: Final answer
    x = 7,037.64

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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.