Home / 5,347.64-7,380.14-3,579.96

Finding the Fourth Proportional to 5,347.64, 7,380.14 and 3,579.96

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Solution

The fourth proportional to 5,347.64, 7,380.14 and 3,579.96 is: 4,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.64 : 7,380.14 = 3,579.96 : x
  2. Step 2: Convert to fraction form
    5,347.64/7,380.14 = 3,579.96/x
  3. Step 3: Cross multiply
    5,347.64x = 7,380.14 × 3,579.96
  4. Step 4: Simplify right side
    5,347.64x = 26,420,605.99
  5. Step 5: Solve for x
    x = 26,420,605.99/5,347.64
  6. Step 6: Final answer
    x = 4,940.61

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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.