Home / 3,739.61-5,162.76-2,941.35

Finding the Fourth Proportional to 3,739.61, 5,162.76 and 2,941.35

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Solution

The fourth proportional to 3,739.61, 5,162.76 and 2,941.35 is: 4,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.61 : 5,162.76 = 2,941.35 : x
  2. Step 2: Convert to fraction form
    3,739.61/5,162.76 = 2,941.35/x
  3. Step 3: Cross multiply
    3,739.61x = 5,162.76 × 2,941.35
  4. Step 4: Simplify right side
    3,739.61x = 15,185,469.42
  5. Step 5: Solve for x
    x = 15,185,469.42/3,739.61
  6. Step 6: Final answer
    x = 4,060.71

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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.