Home / 4,039.14-6,061.10-2,190.21

Finding the Fourth Proportional to 4,039.14, 6,061.10 and 2,190.21

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Solution

The fourth proportional to 4,039.14, 6,061.10 and 2,190.21 is: 3,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.14 : 6,061.10 = 2,190.21 : x
  2. Step 2: Convert to fraction form
    4,039.14/6,061.10 = 2,190.21/x
  3. Step 3: Cross multiply
    4,039.14x = 6,061.10 × 2,190.21
  4. Step 4: Simplify right side
    4,039.14x = 13,275,070.88
  5. Step 5: Solve for x
    x = 13,275,070.88/4,039.14
  6. Step 6: Final answer
    x = 3,286.61

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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.