Home / 4,251.29-6,376.37-1,618.08

Finding the Fourth Proportional to 4,251.29, 6,376.37 and 1,618.08

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Solution

The fourth proportional to 4,251.29, 6,376.37 and 1,618.08 is: 2,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.29 : 6,376.37 = 1,618.08 : x
  2. Step 2: Convert to fraction form
    4,251.29/6,376.37 = 1,618.08/x
  3. Step 3: Cross multiply
    4,251.29x = 6,376.37 × 1,618.08
  4. Step 4: Simplify right side
    4,251.29x = 10,317,453.87
  5. Step 5: Solve for x
    x = 10,317,453.87/4,251.29
  6. Step 6: Final answer
    x = 2,426.90

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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.