Home / 4,145.22-6,221.16-2,065.14

Finding the Fourth Proportional to 4,145.22, 6,221.16 and 2,065.14

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Solution

The fourth proportional to 4,145.22, 6,221.16 and 2,065.14 is: 3,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.22 : 6,221.16 = 2,065.14 : x
  2. Step 2: Convert to fraction form
    4,145.22/6,221.16 = 2,065.14/x
  3. Step 3: Cross multiply
    4,145.22x = 6,221.16 × 2,065.14
  4. Step 4: Simplify right side
    4,145.22x = 12,847,566.36
  5. Step 5: Solve for x
    x = 12,847,566.36/4,145.22
  6. Step 6: Final answer
    x = 3,099.37

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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.