Home / 4,225.76-5,831.44-2,457.68

Finding the Fourth Proportional to 4,225.76, 5,831.44 and 2,457.68

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Solution

The fourth proportional to 4,225.76, 5,831.44 and 2,457.68 is: 3,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.76 : 5,831.44 = 2,457.68 : x
  2. Step 2: Convert to fraction form
    4,225.76/5,831.44 = 2,457.68/x
  3. Step 3: Cross multiply
    4,225.76x = 5,831.44 × 2,457.68
  4. Step 4: Simplify right side
    4,225.76x = 14,331,813.46
  5. Step 5: Solve for x
    x = 14,331,813.46/4,225.76
  6. Step 6: Final answer
    x = 3,391.54

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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.