Home / 8,383.38-12,575.04-2,539.98

Finding the Fourth Proportional to 8,383.38, 12,575.04 and 2,539.98

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Solution

The fourth proportional to 8,383.38, 12,575.04 and 2,539.98 is: 3,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.38 : 12,575.04 = 2,539.98 : x
  2. Step 2: Convert to fraction form
    8,383.38/12,575.04 = 2,539.98/x
  3. Step 3: Cross multiply
    8,383.38x = 12,575.04 × 2,539.98
  4. Step 4: Simplify right side
    8,383.38x = 31,940,350.10
  5. Step 5: Solve for x
    x = 31,940,350.10/8,383.38
  6. Step 6: Final answer
    x = 3,809.96

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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.