Home / 4,414.20-6,621.70-1,816.60

Finding the Fourth Proportional to 4,414.20, 6,621.70 and 1,816.60

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Solution

The fourth proportional to 4,414.20, 6,621.70 and 1,816.60 is: 2,725.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.20 : 6,621.70 = 1,816.60 : x
  2. Step 2: Convert to fraction form
    4,414.20/6,621.70 = 1,816.60/x
  3. Step 3: Cross multiply
    4,414.20x = 6,621.70 × 1,816.60
  4. Step 4: Simplify right side
    4,414.20x = 12,028,980.22
  5. Step 5: Solve for x
    x = 12,028,980.22/4,414.20
  6. Step 6: Final answer
    x = 2,725.06

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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.