Home / 8,352.12-12,519.27-4,185.48

Finding the Fourth Proportional to 8,352.12, 12,519.27 and 4,185.48

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Solution

The fourth proportional to 8,352.12, 12,519.27 and 4,185.48 is: 6,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.12 : 12,519.27 = 4,185.48 : x
  2. Step 2: Convert to fraction form
    8,352.12/12,519.27 = 4,185.48/x
  3. Step 3: Cross multiply
    8,352.12x = 12,519.27 × 4,185.48
  4. Step 4: Simplify right side
    8,352.12x = 52,399,154.20
  5. Step 5: Solve for x
    x = 52,399,154.20/8,352.12
  6. Step 6: Final answer
    x = 6,273.75

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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.