Home / 4,871.25-6,723.54-2,776.59

Finding the Fourth Proportional to 4,871.25, 6,723.54 and 2,776.59

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Solution

The fourth proportional to 4,871.25, 6,723.54 and 2,776.59 is: 3,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.25 : 6,723.54 = 2,776.59 : x
  2. Step 2: Convert to fraction form
    4,871.25/6,723.54 = 2,776.59/x
  3. Step 3: Cross multiply
    4,871.25x = 6,723.54 × 2,776.59
  4. Step 4: Simplify right side
    4,871.25x = 18,668,513.93
  5. Step 5: Solve for x
    x = 18,668,513.93/4,871.25
  6. Step 6: Final answer
    x = 3,832.39

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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.