Home / 6,831.21-10,249.26-2,883.45

Finding the Fourth Proportional to 6,831.21, 10,249.26 and 2,883.45

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Solution

The fourth proportional to 6,831.21, 10,249.26 and 2,883.45 is: 4,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.21 : 10,249.26 = 2,883.45 : x
  2. Step 2: Convert to fraction form
    6,831.21/10,249.26 = 2,883.45/x
  3. Step 3: Cross multiply
    6,831.21x = 10,249.26 × 2,883.45
  4. Step 4: Simplify right side
    6,831.21x = 29,553,228.75
  5. Step 5: Solve for x
    x = 29,553,228.75/6,831.21
  6. Step 6: Final answer
    x = 4,326.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.