Home / 3,159.75-4,735.41-2,425.72

Finding the Fourth Proportional to 3,159.75, 4,735.41 and 2,425.72

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Solution

The fourth proportional to 3,159.75, 4,735.41 and 2,425.72 is: 3,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.75 : 4,735.41 = 2,425.72 : x
  2. Step 2: Convert to fraction form
    3,159.75/4,735.41 = 2,425.72/x
  3. Step 3: Cross multiply
    3,159.75x = 4,735.41 × 2,425.72
  4. Step 4: Simplify right side
    3,159.75x = 11,486,778.75
  5. Step 5: Solve for x
    x = 11,486,778.75/3,159.75
  6. Step 6: Final answer
    x = 3,635.34

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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.