Home / 5,564.69-7,679.27-3,207.28

Finding the Fourth Proportional to 5,564.69, 7,679.27 and 3,207.28

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Solution

The fourth proportional to 5,564.69, 7,679.27 and 3,207.28 is: 4,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.69 : 7,679.27 = 3,207.28 : x
  2. Step 2: Convert to fraction form
    5,564.69/7,679.27 = 3,207.28/x
  3. Step 3: Cross multiply
    5,564.69x = 7,679.27 × 3,207.28
  4. Step 4: Simplify right side
    5,564.69x = 24,629,569.09
  5. Step 5: Solve for x
    x = 24,629,569.09/5,564.69
  6. Step 6: Final answer
    x = 4,426.05

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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.