Home / 7,964.03-11,947.55-2,627.53

Finding the Fourth Proportional to 7,964.03, 11,947.55 and 2,627.53

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Solution

The fourth proportional to 7,964.03, 11,947.55 and 2,627.53 is: 3,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.03 : 11,947.55 = 2,627.53 : x
  2. Step 2: Convert to fraction form
    7,964.03/11,947.55 = 2,627.53/x
  3. Step 3: Cross multiply
    7,964.03x = 11,947.55 × 2,627.53
  4. Step 4: Simplify right side
    7,964.03x = 31,392,512.90
  5. Step 5: Solve for x
    x = 31,392,512.90/7,964.03
  6. Step 6: Final answer
    x = 3,941.79

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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.