Home / 4,440.81-6,661.18-1,629.78

Finding the Fourth Proportional to 4,440.81, 6,661.18 and 1,629.78

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Solution

The fourth proportional to 4,440.81, 6,661.18 and 1,629.78 is: 2,444.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.81 : 6,661.18 = 1,629.78 : x
  2. Step 2: Convert to fraction form
    4,440.81/6,661.18 = 1,629.78/x
  3. Step 3: Cross multiply
    4,440.81x = 6,661.18 × 1,629.78
  4. Step 4: Simplify right side
    4,440.81x = 10,856,257.94
  5. Step 5: Solve for x
    x = 10,856,257.94/4,440.81
  6. Step 6: Final answer
    x = 2,444.66

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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.