Home / 3,040.35-4,190.18-2,253.03

Finding the Fourth Proportional to 3,040.35, 4,190.18 and 2,253.03

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Solution

The fourth proportional to 3,040.35, 4,190.18 and 2,253.03 is: 3,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.35 : 4,190.18 = 2,253.03 : x
  2. Step 2: Convert to fraction form
    3,040.35/4,190.18 = 2,253.03/x
  3. Step 3: Cross multiply
    3,040.35x = 4,190.18 × 2,253.03
  4. Step 4: Simplify right side
    3,040.35x = 9,440,589.98
  5. Step 5: Solve for x
    x = 9,440,589.98/3,040.35
  6. Step 6: Final answer
    x = 3,105.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.