Home / 5,926.87-8,178.91-3,274.09

Finding the Fourth Proportional to 5,926.87, 8,178.91 and 3,274.09

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Solution

The fourth proportional to 5,926.87, 8,178.91 and 3,274.09 is: 4,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.87 : 8,178.91 = 3,274.09 : x
  2. Step 2: Convert to fraction form
    5,926.87/8,178.91 = 3,274.09/x
  3. Step 3: Cross multiply
    5,926.87x = 8,178.91 × 3,274.09
  4. Step 4: Simplify right side
    5,926.87x = 26,778,487.44
  5. Step 5: Solve for x
    x = 26,778,487.44/5,926.87
  6. Step 6: Final answer
    x = 4,518.15

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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.