Home / 6,778.76-10,168.74-1,848.42

Finding the Fourth Proportional to 6,778.76, 10,168.74 and 1,848.42

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Solution

The fourth proportional to 6,778.76, 10,168.74 and 1,848.42 is: 2,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.76 : 10,168.74 = 1,848.42 : x
  2. Step 2: Convert to fraction form
    6,778.76/10,168.74 = 1,848.42/x
  3. Step 3: Cross multiply
    6,778.76x = 10,168.74 × 1,848.42
  4. Step 4: Simplify right side
    6,778.76x = 18,796,102.39
  5. Step 5: Solve for x
    x = 18,796,102.39/6,778.76
  6. Step 6: Final answer
    x = 2,772.80

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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.