Home / 7,749.91-11,627.30-2,559.43

Finding the Fourth Proportional to 7,749.91, 11,627.30 and 2,559.43

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Solution

The fourth proportional to 7,749.91, 11,627.30 and 2,559.43 is: 3,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.91 : 11,627.30 = 2,559.43 : x
  2. Step 2: Convert to fraction form
    7,749.91/11,627.30 = 2,559.43/x
  3. Step 3: Cross multiply
    7,749.91x = 11,627.30 × 2,559.43
  4. Step 4: Simplify right side
    7,749.91x = 29,759,260.44
  5. Step 5: Solve for x
    x = 29,759,260.44/7,749.91
  6. Step 6: Final answer
    x = 3,839.95

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1.5x scale

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.