Home / 4,249.20-5,862.01-2,831.50

Finding the Fourth Proportional to 4,249.20, 5,862.01 and 2,831.50

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Solution

The fourth proportional to 4,249.20, 5,862.01 and 2,831.50 is: 3,906.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.20 : 5,862.01 = 2,831.50 : x
  2. Step 2: Convert to fraction form
    4,249.20/5,862.01 = 2,831.50/x
  3. Step 3: Cross multiply
    4,249.20x = 5,862.01 × 2,831.50
  4. Step 4: Simplify right side
    4,249.20x = 16,598,267.16
  5. Step 5: Solve for x
    x = 16,598,267.16/4,249.20
  6. Step 6: Final answer
    x = 3,906.21

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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.