Home / 4,624.27-6,375.09-3,129.82

Finding the Fourth Proportional to 4,624.27, 6,375.09 and 3,129.82

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Solution

The fourth proportional to 4,624.27, 6,375.09 and 3,129.82 is: 4,314.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.27 : 6,375.09 = 3,129.82 : x
  2. Step 2: Convert to fraction form
    4,624.27/6,375.09 = 3,129.82/x
  3. Step 3: Cross multiply
    4,624.27x = 6,375.09 × 3,129.82
  4. Step 4: Simplify right side
    4,624.27x = 19,952,884.18
  5. Step 5: Solve for x
    x = 19,952,884.18/4,624.27
  6. Step 6: Final answer
    x = 4,314.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.