Home / 3,504.45-4,831.12-2,757.12

Finding the Fourth Proportional to 3,504.45, 4,831.12 and 2,757.12

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Solution

The fourth proportional to 3,504.45, 4,831.12 and 2,757.12 is: 3,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.45 : 4,831.12 = 2,757.12 : x
  2. Step 2: Convert to fraction form
    3,504.45/4,831.12 = 2,757.12/x
  3. Step 3: Cross multiply
    3,504.45x = 4,831.12 × 2,757.12
  4. Step 4: Simplify right side
    3,504.45x = 13,319,977.57
  5. Step 5: Solve for x
    x = 13,319,977.57/3,504.45
  6. Step 6: Final answer
    x = 3,800.88

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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.