Home / 8,016.45-12,028.98-3,339.69

Finding the Fourth Proportional to 8,016.45, 12,028.98 and 3,339.69

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Solution

The fourth proportional to 8,016.45, 12,028.98 and 3,339.69 is: 5,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.45 : 12,028.98 = 3,339.69 : x
  2. Step 2: Convert to fraction form
    8,016.45/12,028.98 = 3,339.69/x
  3. Step 3: Cross multiply
    8,016.45x = 12,028.98 × 3,339.69
  4. Step 4: Simplify right side
    8,016.45x = 40,173,064.22
  5. Step 5: Solve for x
    x = 40,173,064.22/8,016.45
  6. Step 6: Final answer
    x = 5,011.33

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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.