Home / 7,965.02-11,949.03-3,805.35

Finding the Fourth Proportional to 7,965.02, 11,949.03 and 3,805.35

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Solution

The fourth proportional to 7,965.02, 11,949.03 and 3,805.35 is: 5,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.02 : 11,949.03 = 3,805.35 : x
  2. Step 2: Convert to fraction form
    7,965.02/11,949.03 = 3,805.35/x
  3. Step 3: Cross multiply
    7,965.02x = 11,949.03 × 3,805.35
  4. Step 4: Simplify right side
    7,965.02x = 45,470,241.31
  5. Step 5: Solve for x
    x = 45,470,241.31/7,965.02
  6. Step 6: Final answer
    x = 5,708.75

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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.