Home / 8,383.41-12,575.21-2,540.27

Finding the Fourth Proportional to 8,383.41, 12,575.21 and 2,540.27

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Solution

The fourth proportional to 8,383.41, 12,575.21 and 2,540.27 is: 3,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.41 : 12,575.21 = 2,540.27 : x
  2. Step 2: Convert to fraction form
    8,383.41/12,575.21 = 2,540.27/x
  3. Step 3: Cross multiply
    8,383.41x = 12,575.21 × 2,540.27
  4. Step 4: Simplify right side
    8,383.41x = 31,944,428.71
  5. Step 5: Solve for x
    x = 31,944,428.71/8,383.41
  6. Step 6: Final answer
    x = 3,810.43

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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.