Home / 4,518.48-6,776.60-1,231.44

Finding the Fourth Proportional to 4,518.48, 6,776.60 and 1,231.44

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Solution

The fourth proportional to 4,518.48, 6,776.60 and 1,231.44 is: 1,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.48 : 6,776.60 = 1,231.44 : x
  2. Step 2: Convert to fraction form
    4,518.48/6,776.60 = 1,231.44/x
  3. Step 3: Cross multiply
    4,518.48x = 6,776.60 × 1,231.44
  4. Step 4: Simplify right side
    4,518.48x = 8,344,976.30
  5. Step 5: Solve for x
    x = 8,344,976.30/4,518.48
  6. Step 6: Final answer
    x = 1,846.85

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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.