Home / 4,251.88-6,376.54-1,329.96

Finding the Fourth Proportional to 4,251.88, 6,376.54 and 1,329.96

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Solution

The fourth proportional to 4,251.88, 6,376.54 and 1,329.96 is: 1,994.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.88 : 6,376.54 = 1,329.96 : x
  2. Step 2: Convert to fraction form
    4,251.88/6,376.54 = 1,329.96/x
  3. Step 3: Cross multiply
    4,251.88x = 6,376.54 × 1,329.96
  4. Step 4: Simplify right side
    4,251.88x = 8,480,543.14
  5. Step 5: Solve for x
    x = 8,480,543.14/4,251.88
  6. Step 6: Final answer
    x = 1,994.54

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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.