Home / 4,481.80-6,738.90-4,384.60

Finding the Fourth Proportional to 4,481.80, 6,738.90 and 4,384.60

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Solution

The fourth proportional to 4,481.80, 6,738.90 and 4,384.60 is: 6,592.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.80 : 6,738.90 = 4,384.60 : x
  2. Step 2: Convert to fraction form
    4,481.80/6,738.90 = 4,384.60/x
  3. Step 3: Cross multiply
    4,481.80x = 6,738.90 × 4,384.60
  4. Step 4: Simplify right side
    4,481.80x = 29,547,380.94
  5. Step 5: Solve for x
    x = 29,547,380.94/4,481.80
  6. Step 6: Final answer
    x = 6,592.75

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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.