Home / 4,126.22-6,189.58-1,661.03

Finding the Fourth Proportional to 4,126.22, 6,189.58 and 1,661.03

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Solution

The fourth proportional to 4,126.22, 6,189.58 and 1,661.03 is: 2,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.22 : 6,189.58 = 1,661.03 : x
  2. Step 2: Convert to fraction form
    4,126.22/6,189.58 = 1,661.03/x
  3. Step 3: Cross multiply
    4,126.22x = 6,189.58 × 1,661.03
  4. Step 4: Simplify right side
    4,126.22x = 10,281,078.07
  5. Step 5: Solve for x
    x = 10,281,078.07/4,126.22
  6. Step 6: Final answer
    x = 2,491.65

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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.