Home / 3,474.35-5,212.07-1,165.31

Finding the Fourth Proportional to 3,474.35, 5,212.07 and 1,165.31

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Solution

The fourth proportional to 3,474.35, 5,212.07 and 1,165.31 is: 1,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.35 : 5,212.07 = 1,165.31 : x
  2. Step 2: Convert to fraction form
    3,474.35/5,212.07 = 1,165.31/x
  3. Step 3: Cross multiply
    3,474.35x = 5,212.07 × 1,165.31
  4. Step 4: Simplify right side
    3,474.35x = 6,073,690.32
  5. Step 5: Solve for x
    x = 6,073,690.32/3,474.35
  6. Step 6: Final answer
    x = 1,748.15

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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.