Home / 8,130.83-12,196.67-2,584.60

Finding the Fourth Proportional to 8,130.83, 12,196.67 and 2,584.60

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Solution

The fourth proportional to 8,130.83, 12,196.67 and 2,584.60 is: 3,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.83 : 12,196.67 = 2,584.60 : x
  2. Step 2: Convert to fraction form
    8,130.83/12,196.67 = 2,584.60/x
  3. Step 3: Cross multiply
    8,130.83x = 12,196.67 × 2,584.60
  4. Step 4: Simplify right side
    8,130.83x = 31,523,469.87
  5. Step 5: Solve for x
    x = 31,523,469.87/8,130.83
  6. Step 6: Final answer
    x = 3,877.03

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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.