Home / 4,253.87-6,368.94-2,169.38

Finding the Fourth Proportional to 4,253.87, 6,368.94 and 2,169.38

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Solution

The fourth proportional to 4,253.87, 6,368.94 and 2,169.38 is: 3,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.87 : 6,368.94 = 2,169.38 : x
  2. Step 2: Convert to fraction form
    4,253.87/6,368.94 = 2,169.38/x
  3. Step 3: Cross multiply
    4,253.87x = 6,368.94 × 2,169.38
  4. Step 4: Simplify right side
    4,253.87x = 13,816,619.21
  5. Step 5: Solve for x
    x = 13,816,619.21/4,253.87
  6. Step 6: Final answer
    x = 3,248.02

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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.