Home / 7,739.89-11,591.34-4,442.92

Finding the Fourth Proportional to 7,739.89, 11,591.34 and 4,442.92

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Solution

The fourth proportional to 7,739.89, 11,591.34 and 4,442.92 is: 6,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.89 : 11,591.34 = 4,442.92 : x
  2. Step 2: Convert to fraction form
    7,739.89/11,591.34 = 4,442.92/x
  3. Step 3: Cross multiply
    7,739.89x = 11,591.34 × 4,442.92
  4. Step 4: Simplify right side
    7,739.89x = 51,499,396.31
  5. Step 5: Solve for x
    x = 51,499,396.31/7,739.89
  6. Step 6: Final answer
    x = 6,653.76

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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.