Home / 8,137.29-12,205.77-3,754.74

Finding the Fourth Proportional to 8,137.29, 12,205.77 and 3,754.74

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Solution

The fourth proportional to 8,137.29, 12,205.77 and 3,754.74 is: 5,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.29 : 12,205.77 = 3,754.74 : x
  2. Step 2: Convert to fraction form
    8,137.29/12,205.77 = 3,754.74/x
  3. Step 3: Cross multiply
    8,137.29x = 12,205.77 × 3,754.74
  4. Step 4: Simplify right side
    8,137.29x = 45,829,492.85
  5. Step 5: Solve for x
    x = 45,829,492.85/8,137.29
  6. Step 6: Final answer
    x = 5,632.03

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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.