Home / 3,253.70-4,880.46-1,305.38

Finding the Fourth Proportional to 3,253.70, 4,880.46 and 1,305.38

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Solution

The fourth proportional to 3,253.70, 4,880.46 and 1,305.38 is: 1,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.70 : 4,880.46 = 1,305.38 : x
  2. Step 2: Convert to fraction form
    3,253.70/4,880.46 = 1,305.38/x
  3. Step 3: Cross multiply
    3,253.70x = 4,880.46 × 1,305.38
  4. Step 4: Simplify right side
    3,253.70x = 6,370,854.87
  5. Step 5: Solve for x
    x = 6,370,854.87/3,253.70
  6. Step 6: Final answer
    x = 1,958.03

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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.