Home / 7,739.88-11,610.35-3,059.63

Finding the Fourth Proportional to 7,739.88, 11,610.35 and 3,059.63

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Solution

The fourth proportional to 7,739.88, 11,610.35 and 3,059.63 is: 4,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.88 : 11,610.35 = 3,059.63 : x
  2. Step 2: Convert to fraction form
    7,739.88/11,610.35 = 3,059.63/x
  3. Step 3: Cross multiply
    7,739.88x = 11,610.35 × 3,059.63
  4. Step 4: Simplify right side
    7,739.88x = 35,523,375.17
  5. Step 5: Solve for x
    x = 35,523,375.17/7,739.88
  6. Step 6: Final answer
    x = 4,589.65

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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.