Home / 8,331.83-12,497.43-2,091.89

Finding the Fourth Proportional to 8,331.83, 12,497.43 and 2,091.89

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Solution

The fourth proportional to 8,331.83, 12,497.43 and 2,091.89 is: 3,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.83 : 12,497.43 = 2,091.89 : x
  2. Step 2: Convert to fraction form
    8,331.83/12,497.43 = 2,091.89/x
  3. Step 3: Cross multiply
    8,331.83x = 12,497.43 × 2,091.89
  4. Step 4: Simplify right side
    8,331.83x = 26,143,248.84
  5. Step 5: Solve for x
    x = 26,143,248.84/8,331.83
  6. Step 6: Final answer
    x = 3,137.76

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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.