Home / 2,831.94-4,250.61-1,738.44

Finding the Fourth Proportional to 2,831.94, 4,250.61 and 1,738.44

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Solution

The fourth proportional to 2,831.94, 4,250.61 and 1,738.44 is: 2,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831.94 : 4,250.61 = 1,738.44 : x
  2. Step 2: Convert to fraction form
    2,831.94/4,250.61 = 1,738.44/x
  3. Step 3: Cross multiply
    2,831.94x = 4,250.61 × 1,738.44
  4. Step 4: Simplify right side
    2,831.94x = 7,389,430.45
  5. Step 5: Solve for x
    x = 7,389,430.45/2,831.94
  6. Step 6: Final answer
    x = 2,609.32

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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.