Home / 5,259.30-7,251.84-3,917.27

Finding the Fourth Proportional to 5,259.30, 7,251.84 and 3,917.27

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Solution

The fourth proportional to 5,259.30, 7,251.84 and 3,917.27 is: 5,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.30 : 7,251.84 = 3,917.27 : x
  2. Step 2: Convert to fraction form
    5,259.30/7,251.84 = 3,917.27/x
  3. Step 3: Cross multiply
    5,259.30x = 7,251.84 × 3,917.27
  4. Step 4: Simplify right side
    5,259.30x = 28,407,379.02
  5. Step 5: Solve for x
    x = 28,407,379.02/5,259.30
  6. Step 6: Final answer
    x = 5,401.36

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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.