Home / 4,133.40-5,697.42-3,247.80

Finding the Fourth Proportional to 4,133.40, 5,697.42 and 3,247.80

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Solution

The fourth proportional to 4,133.40, 5,697.42 and 3,247.80 is: 4,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.40 : 5,697.42 = 3,247.80 : x
  2. Step 2: Convert to fraction form
    4,133.40/5,697.42 = 3,247.80/x
  3. Step 3: Cross multiply
    4,133.40x = 5,697.42 × 3,247.80
  4. Step 4: Simplify right side
    4,133.40x = 18,504,080.68
  5. Step 5: Solve for x
    x = 18,504,080.68/4,133.40
  6. Step 6: Final answer
    x = 4,476.72

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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.