Home / 4,251.17-6,377.65-1,329.69

Finding the Fourth Proportional to 4,251.17, 6,377.65 and 1,329.69

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Solution

The fourth proportional to 4,251.17, 6,377.65 and 1,329.69 is: 1,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.17 : 6,377.65 = 1,329.69 : x
  2. Step 2: Convert to fraction form
    4,251.17/6,377.65 = 1,329.69/x
  3. Step 3: Cross multiply
    4,251.17x = 6,377.65 × 1,329.69
  4. Step 4: Simplify right side
    4,251.17x = 8,480,297.43
  5. Step 5: Solve for x
    x = 8,480,297.43/4,251.17
  6. Step 6: Final answer
    x = 1,994.82

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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.