Home / 3,665.41-5,498.43-1,200.22

Finding the Fourth Proportional to 3,665.41, 5,498.43 and 1,200.22

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Solution

The fourth proportional to 3,665.41, 5,498.43 and 1,200.22 is: 1,800.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.41 : 5,498.43 = 1,200.22 : x
  2. Step 2: Convert to fraction form
    3,665.41/5,498.43 = 1,200.22/x
  3. Step 3: Cross multiply
    3,665.41x = 5,498.43 × 1,200.22
  4. Step 4: Simplify right side
    3,665.41x = 6,599,325.65
  5. Step 5: Solve for x
    x = 6,599,325.65/3,665.41
  6. Step 6: Final answer
    x = 1,800.43

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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.