Home / 6,778.70-10,157.96-4,005.98

Finding the Fourth Proportional to 6,778.70, 10,157.96 and 4,005.98

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Solution

The fourth proportional to 6,778.70, 10,157.96 and 4,005.98 is: 6,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.70 : 10,157.96 = 4,005.98 : x
  2. Step 2: Convert to fraction form
    6,778.70/10,157.96 = 4,005.98/x
  3. Step 3: Cross multiply
    6,778.70x = 10,157.96 × 4,005.98
  4. Step 4: Simplify right side
    6,778.70x = 40,692,584.60
  5. Step 5: Solve for x
    x = 40,692,584.60/6,778.70
  6. Step 6: Final answer
    x = 6,003.01

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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.