Home / 4,225.24-5,831.52-2,808.95

Finding the Fourth Proportional to 4,225.24, 5,831.52 and 2,808.95

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Solution

The fourth proportional to 4,225.24, 5,831.52 and 2,808.95 is: 3,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.24 : 5,831.52 = 2,808.95 : x
  2. Step 2: Convert to fraction form
    4,225.24/5,831.52 = 2,808.95/x
  3. Step 3: Cross multiply
    4,225.24x = 5,831.52 × 2,808.95
  4. Step 4: Simplify right side
    4,225.24x = 16,380,462.68
  5. Step 5: Solve for x
    x = 16,380,462.68/4,225.24
  6. Step 6: Final answer
    x = 3,876.81

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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.