Home / 4,442.70-6,659.39-3,209.55

Finding the Fourth Proportional to 4,442.70, 6,659.39 and 3,209.55

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Solution

The fourth proportional to 4,442.70, 6,659.39 and 3,209.55 is: 4,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.70 : 6,659.39 = 3,209.55 : x
  2. Step 2: Convert to fraction form
    4,442.70/6,659.39 = 3,209.55/x
  3. Step 3: Cross multiply
    4,442.70x = 6,659.39 × 3,209.55
  4. Step 4: Simplify right side
    4,442.70x = 21,373,629.13
  5. Step 5: Solve for x
    x = 21,373,629.13/4,442.70
  6. Step 6: Final answer
    x = 4,810.95

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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.