Home / 3,178.44-4,767.66-2,536.92

Finding the Fourth Proportional to 3,178.44, 4,767.66 and 2,536.92

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Solution

The fourth proportional to 3,178.44, 4,767.66 and 2,536.92 is: 3,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.44 : 4,767.66 = 2,536.92 : x
  2. Step 2: Convert to fraction form
    3,178.44/4,767.66 = 2,536.92/x
  3. Step 3: Cross multiply
    3,178.44x = 4,767.66 × 2,536.92
  4. Step 4: Simplify right side
    3,178.44x = 12,095,172.01
  5. Step 5: Solve for x
    x = 12,095,172.01/3,178.44
  6. Step 6: Final answer
    x = 3,805.38

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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.