Home / 4,328.25-6,485.77-2,569.79

Finding the Fourth Proportional to 4,328.25, 6,485.77 and 2,569.79

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Solution

The fourth proportional to 4,328.25, 6,485.77 and 2,569.79 is: 3,850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.25 : 6,485.77 = 2,569.79 : x
  2. Step 2: Convert to fraction form
    4,328.25/6,485.77 = 2,569.79/x
  3. Step 3: Cross multiply
    4,328.25x = 6,485.77 × 2,569.79
  4. Step 4: Simplify right side
    4,328.25x = 16,667,086.31
  5. Step 5: Solve for x
    x = 16,667,086.31/4,328.25
  6. Step 6: Final answer
    x = 3,850.77

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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.