Home / 4,520.66-6,780.29-1,234.02

Finding the Fourth Proportional to 4,520.66, 6,780.29 and 1,234.02

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Solution

The fourth proportional to 4,520.66, 6,780.29 and 1,234.02 is: 1,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.66 : 6,780.29 = 1,234.02 : x
  2. Step 2: Convert to fraction form
    4,520.66/6,780.29 = 1,234.02/x
  3. Step 3: Cross multiply
    4,520.66x = 6,780.29 × 1,234.02
  4. Step 4: Simplify right side
    4,520.66x = 8,367,013.47
  5. Step 5: Solve for x
    x = 8,367,013.47/4,520.66
  6. Step 6: Final answer
    x = 1,850.84

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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.