Home / 4,273.26-6,400.89-3,621.71

Finding the Fourth Proportional to 4,273.26, 6,400.89 and 3,621.71

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Solution

The fourth proportional to 4,273.26, 6,400.89 and 3,621.71 is: 5,424.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.26 : 6,400.89 = 3,621.71 : x
  2. Step 2: Convert to fraction form
    4,273.26/6,400.89 = 3,621.71/x
  3. Step 3: Cross multiply
    4,273.26x = 6,400.89 × 3,621.71
  4. Step 4: Simplify right side
    4,273.26x = 23,182,135.32
  5. Step 5: Solve for x
    x = 23,182,135.32/4,273.26
  6. Step 6: Final answer
    x = 5,424.93

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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.