Home / 4,226.20-5,831.86-2,457.68

Finding the Fourth Proportional to 4,226.20, 5,831.86 and 2,457.68

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Solution

The fourth proportional to 4,226.20, 5,831.86 and 2,457.68 is: 3,391.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.20 : 5,831.86 = 2,457.68 : x
  2. Step 2: Convert to fraction form
    4,226.20/5,831.86 = 2,457.68/x
  3. Step 3: Cross multiply
    4,226.20x = 5,831.86 × 2,457.68
  4. Step 4: Simplify right side
    4,226.20x = 14,332,845.68
  5. Step 5: Solve for x
    x = 14,332,845.68/4,226.20
  6. Step 6: Final answer
    x = 3,391.43

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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.