Home / 8,029.28-12,040.85-2,763.33

Finding the Fourth Proportional to 8,029.28, 12,040.85 and 2,763.33

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Solution

The fourth proportional to 8,029.28, 12,040.85 and 2,763.33 is: 4,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.28 : 12,040.85 = 2,763.33 : x
  2. Step 2: Convert to fraction form
    8,029.28/12,040.85 = 2,763.33/x
  3. Step 3: Cross multiply
    8,029.28x = 12,040.85 × 2,763.33
  4. Step 4: Simplify right side
    8,029.28x = 33,272,828.21
  5. Step 5: Solve for x
    x = 33,272,828.21/8,029.28
  6. Step 6: Final answer
    x = 4,143.94

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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.