Home / 8,422.94-12,634.35-4,027.10

Finding the Fourth Proportional to 8,422.94, 12,634.35 and 4,027.10

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Solution

The fourth proportional to 8,422.94, 12,634.35 and 4,027.10 is: 6,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422.94 : 12,634.35 = 4,027.10 : x
  2. Step 2: Convert to fraction form
    8,422.94/12,634.35 = 4,027.10/x
  3. Step 3: Cross multiply
    8,422.94x = 12,634.35 × 4,027.10
  4. Step 4: Simplify right side
    8,422.94x = 50,879,790.89
  5. Step 5: Solve for x
    x = 50,879,790.89/8,422.94
  6. Step 6: Final answer
    x = 6,040.62

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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.