Home / 6,764.20-10,146.30-4,168.60

Finding the Fourth Proportional to 6,764.20, 10,146.30 and 4,168.60

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Solution

The fourth proportional to 6,764.20, 10,146.30 and 4,168.60 is: 6,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.20 : 10,146.30 = 4,168.60 : x
  2. Step 2: Convert to fraction form
    6,764.20/10,146.30 = 4,168.60/x
  3. Step 3: Cross multiply
    6,764.20x = 10,146.30 × 4,168.60
  4. Step 4: Simplify right side
    6,764.20x = 42,295,866.18
  5. Step 5: Solve for x
    x = 42,295,866.18/6,764.20
  6. Step 6: Final answer
    x = 6,252.90

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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.