Home / 11,771.43-17,659.85-3,452.08

Finding the Fourth Proportional to 11,771.43, 17,659.85 and 3,452.08

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Solution

The fourth proportional to 11,771.43, 17,659.85 and 3,452.08 is: 5,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.43 : 17,659.85 = 3,452.08 : x
  2. Step 2: Convert to fraction form
    11,771.43/17,659.85 = 3,452.08/x
  3. Step 3: Cross multiply
    11,771.43x = 17,659.85 × 3,452.08
  4. Step 4: Simplify right side
    11,771.43x = 60,963,214.99
  5. Step 5: Solve for x
    x = 60,963,214.99/11,771.43
  6. Step 6: Final answer
    x = 5,178.91

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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.