Home / 4,156.31-6,235.49-1,234.61

Finding the Fourth Proportional to 4,156.31, 6,235.49 and 1,234.61

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Solution

The fourth proportional to 4,156.31, 6,235.49 and 1,234.61 is: 1,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.31 : 6,235.49 = 1,234.61 : x
  2. Step 2: Convert to fraction form
    4,156.31/6,235.49 = 1,234.61/x
  3. Step 3: Cross multiply
    4,156.31x = 6,235.49 × 1,234.61
  4. Step 4: Simplify right side
    4,156.31x = 7,698,398.31
  5. Step 5: Solve for x
    x = 7,698,398.31/4,156.31
  6. Step 6: Final answer
    x = 1,852.22

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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.