Home / 4,179.84-6,269.82-1,257.96

Finding the Fourth Proportional to 4,179.84, 6,269.82 and 1,257.96

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Solution

The fourth proportional to 4,179.84, 6,269.82 and 1,257.96 is: 1,886.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.84 : 6,269.82 = 1,257.96 : x
  2. Step 2: Convert to fraction form
    4,179.84/6,269.82 = 1,257.96/x
  3. Step 3: Cross multiply
    4,179.84x = 6,269.82 × 1,257.96
  4. Step 4: Simplify right side
    4,179.84x = 7,887,182.77
  5. Step 5: Solve for x
    x = 7,887,182.77/4,179.84
  6. Step 6: Final answer
    x = 1,886.96

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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.