Home / 4,224.60-5,831.82-2,788.92

Finding the Fourth Proportional to 4,224.60, 5,831.82 and 2,788.92

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Solution

The fourth proportional to 4,224.60, 5,831.82 and 2,788.92 is: 3,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.60 : 5,831.82 = 2,788.92 : x
  2. Step 2: Convert to fraction form
    4,224.60/5,831.82 = 2,788.92/x
  3. Step 3: Cross multiply
    4,224.60x = 5,831.82 × 2,788.92
  4. Step 4: Simplify right side
    4,224.60x = 16,264,479.43
  5. Step 5: Solve for x
    x = 16,264,479.43/4,224.60
  6. Step 6: Final answer
    x = 3,849.95

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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.