Home / 4,145.03-6,216.39-1,645.09

Finding the Fourth Proportional to 4,145.03, 6,216.39 and 1,645.09

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Solution

The fourth proportional to 4,145.03, 6,216.39 and 1,645.09 is: 2,467.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.03 : 6,216.39 = 1,645.09 : x
  2. Step 2: Convert to fraction form
    4,145.03/6,216.39 = 1,645.09/x
  3. Step 3: Cross multiply
    4,145.03x = 6,216.39 × 1,645.09
  4. Step 4: Simplify right side
    4,145.03x = 10,226,512.80
  5. Step 5: Solve for x
    x = 10,226,512.80/4,145.03
  6. Step 6: Final answer
    x = 2,467.17

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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.