Home / 4,125.44-6,160.88-3,900.80

Finding the Fourth Proportional to 4,125.44, 6,160.88 and 3,900.80

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Solution

The fourth proportional to 4,125.44, 6,160.88 and 3,900.80 is: 5,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.44 : 6,160.88 = 3,900.80 : x
  2. Step 2: Convert to fraction form
    4,125.44/6,160.88 = 3,900.80/x
  3. Step 3: Cross multiply
    4,125.44x = 6,160.88 × 3,900.80
  4. Step 4: Simplify right side
    4,125.44x = 24,032,360.70
  5. Step 5: Solve for x
    x = 24,032,360.70/4,125.44
  6. Step 6: Final answer
    x = 5,825.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.