Home / 8,029.11-12,043.77-2,831.34

Finding the Fourth Proportional to 8,029.11, 12,043.77 and 2,831.34

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Solution

The fourth proportional to 8,029.11, 12,043.77 and 2,831.34 is: 4,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.11 : 12,043.77 = 2,831.34 : x
  2. Step 2: Convert to fraction form
    8,029.11/12,043.77 = 2,831.34/x
  3. Step 3: Cross multiply
    8,029.11x = 12,043.77 × 2,831.34
  4. Step 4: Simplify right side
    8,029.11x = 34,099,997.13
  5. Step 5: Solve for x
    x = 34,099,997.13/8,029.11
  6. Step 6: Final answer
    x = 4,247.05

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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.