Home / 8,176.60-12,266.43-2,629.99

Finding the Fourth Proportional to 8,176.60, 12,266.43 and 2,629.99

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Solution

The fourth proportional to 8,176.60, 12,266.43 and 2,629.99 is: 3,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.60 : 12,266.43 = 2,629.99 : x
  2. Step 2: Convert to fraction form
    8,176.60/12,266.43 = 2,629.99/x
  3. Step 3: Cross multiply
    8,176.60x = 12,266.43 × 2,629.99
  4. Step 4: Simplify right side
    8,176.60x = 32,260,588.24
  5. Step 5: Solve for x
    x = 32,260,588.24/8,176.60
  6. Step 6: Final answer
    x = 3,945.48

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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.