Home / 4,126.15-6,190.11-1,660.97

Finding the Fourth Proportional to 4,126.15, 6,190.11 and 1,660.97

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Solution

The fourth proportional to 4,126.15, 6,190.11 and 1,660.97 is: 2,491.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.15 : 6,190.11 = 1,660.97 : x
  2. Step 2: Convert to fraction form
    4,126.15/6,190.11 = 1,660.97/x
  3. Step 3: Cross multiply
    4,126.15x = 6,190.11 × 1,660.97
  4. Step 4: Simplify right side
    4,126.15x = 10,281,598.87
  5. Step 5: Solve for x
    x = 10,281,598.87/4,126.15
  6. Step 6: Final answer
    x = 2,491.81

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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.