Home / 4,146.90-6,221.43-2,513.94

Finding the Fourth Proportional to 4,146.90, 6,221.43 and 2,513.94

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Solution

The fourth proportional to 4,146.90, 6,221.43 and 2,513.94 is: 3,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.90 : 6,221.43 = 2,513.94 : x
  2. Step 2: Convert to fraction form
    4,146.90/6,221.43 = 2,513.94/x
  3. Step 3: Cross multiply
    4,146.90x = 6,221.43 × 2,513.94
  4. Step 4: Simplify right side
    4,146.90x = 15,640,301.73
  5. Step 5: Solve for x
    x = 15,640,301.73/4,146.90
  6. Step 6: Final answer
    x = 3,771.56

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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.