Home / 4,440.27-6,126.69-3,318.75

Finding the Fourth Proportional to 4,440.27, 6,126.69 and 3,318.75

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Solution

The fourth proportional to 4,440.27, 6,126.69 and 3,318.75 is: 4,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.27 : 6,126.69 = 3,318.75 : x
  2. Step 2: Convert to fraction form
    4,440.27/6,126.69 = 3,318.75/x
  3. Step 3: Cross multiply
    4,440.27x = 6,126.69 × 3,318.75
  4. Step 4: Simplify right side
    4,440.27x = 20,332,952.44
  5. Step 5: Solve for x
    x = 20,332,952.44/4,440.27
  6. Step 6: Final answer
    x = 4,579.22

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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.