Home / 4,208.62-6,311.60-1,434.82

Finding the Fourth Proportional to 4,208.62, 6,311.60 and 1,434.82

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Solution

The fourth proportional to 4,208.62, 6,311.60 and 1,434.82 is: 2,151.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.62 : 6,311.60 = 1,434.82 : x
  2. Step 2: Convert to fraction form
    4,208.62/6,311.60 = 1,434.82/x
  3. Step 3: Cross multiply
    4,208.62x = 6,311.60 × 1,434.82
  4. Step 4: Simplify right side
    4,208.62x = 9,056,009.91
  5. Step 5: Solve for x
    x = 9,056,009.91/4,208.62
  6. Step 6: Final answer
    x = 2,151.78

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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.