Home / 3,650.25-5,044.14-2,986.86

Finding the Fourth Proportional to 3,650.25, 5,044.14 and 2,986.86

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Solution

The fourth proportional to 3,650.25, 5,044.14 and 2,986.86 is: 4,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.25 : 5,044.14 = 2,986.86 : x
  2. Step 2: Convert to fraction form
    3,650.25/5,044.14 = 2,986.86/x
  3. Step 3: Cross multiply
    3,650.25x = 5,044.14 × 2,986.86
  4. Step 4: Simplify right side
    3,650.25x = 15,066,140.00
  5. Step 5: Solve for x
    x = 15,066,140.00/3,650.25
  6. Step 6: Final answer
    x = 4,127.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.