Home / 8,083.60-12,127.23-2,536.92

Finding the Fourth Proportional to 8,083.60, 12,127.23 and 2,536.92

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Solution

The fourth proportional to 8,083.60, 12,127.23 and 2,536.92 is: 3,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083.60 : 12,127.23 = 2,536.92 : x
  2. Step 2: Convert to fraction form
    8,083.60/12,127.23 = 2,536.92/x
  3. Step 3: Cross multiply
    8,083.60x = 12,127.23 × 2,536.92
  4. Step 4: Simplify right side
    8,083.60x = 30,765,848.30
  5. Step 5: Solve for x
    x = 30,765,848.30/8,083.60
  6. Step 6: Final answer
    x = 3,805.96

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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.