Home / 8,103.66-11,183.58-4,567.07

Finding the Fourth Proportional to 8,103.66, 11,183.58 and 4,567.07

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Solution

The fourth proportional to 8,103.66, 11,183.58 and 4,567.07 is: 6,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.66 : 11,183.58 = 4,567.07 : x
  2. Step 2: Convert to fraction form
    8,103.66/11,183.58 = 4,567.07/x
  3. Step 3: Cross multiply
    8,103.66x = 11,183.58 × 4,567.07
  4. Step 4: Simplify right side
    8,103.66x = 51,076,136.79
  5. Step 5: Solve for x
    x = 51,076,136.79/8,103.66
  6. Step 6: Final answer
    x = 6,302.85

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Half scale
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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.