Home / 8,014.95-12,022.49-2,171.55

Finding the Fourth Proportional to 8,014.95, 12,022.49 and 2,171.55

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Solution

The fourth proportional to 8,014.95, 12,022.49 and 2,171.55 is: 3,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.95 : 12,022.49 = 2,171.55 : x
  2. Step 2: Convert to fraction form
    8,014.95/12,022.49 = 2,171.55/x
  3. Step 3: Cross multiply
    8,014.95x = 12,022.49 × 2,171.55
  4. Step 4: Simplify right side
    8,014.95x = 26,107,427.30
  5. Step 5: Solve for x
    x = 26,107,427.30/8,014.95
  6. Step 6: Final answer
    x = 3,257.34

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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.