Home / 3,941.41-5,912.18-2,615.69

Finding the Fourth Proportional to 3,941.41, 5,912.18 and 2,615.69

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Solution

The fourth proportional to 3,941.41, 5,912.18 and 2,615.69 is: 3,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.41 : 5,912.18 = 2,615.69 : x
  2. Step 2: Convert to fraction form
    3,941.41/5,912.18 = 2,615.69/x
  3. Step 3: Cross multiply
    3,941.41x = 5,912.18 × 2,615.69
  4. Step 4: Simplify right side
    3,941.41x = 15,464,430.10
  5. Step 5: Solve for x
    x = 15,464,430.10/3,941.41
  6. Step 6: Final answer
    x = 3,923.58

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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.