Home / 7,739.42-10,682.84-4,944.92

Finding the Fourth Proportional to 7,739.42, 10,682.84 and 4,944.92

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Solution

The fourth proportional to 7,739.42, 10,682.84 and 4,944.92 is: 6,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.42 : 10,682.84 = 4,944.92 : x
  2. Step 2: Convert to fraction form
    7,739.42/10,682.84 = 4,944.92/x
  3. Step 3: Cross multiply
    7,739.42x = 10,682.84 × 4,944.92
  4. Step 4: Simplify right side
    7,739.42x = 52,825,789.17
  5. Step 5: Solve for x
    x = 52,825,789.17/7,739.42
  6. Step 6: Final answer
    x = 6,825.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.