Home / 8,029.45-12,037.25-3,102.55

Finding the Fourth Proportional to 8,029.45, 12,037.25 and 3,102.55

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Solution

The fourth proportional to 8,029.45, 12,037.25 and 3,102.55 is: 4,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.45 : 12,037.25 = 3,102.55 : x
  2. Step 2: Convert to fraction form
    8,029.45/12,037.25 = 3,102.55/x
  3. Step 3: Cross multiply
    8,029.45x = 12,037.25 × 3,102.55
  4. Step 4: Simplify right side
    8,029.45x = 37,346,147.65
  5. Step 5: Solve for x
    x = 37,346,147.65/8,029.45
  6. Step 6: Final answer
    x = 4,651.15

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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.