Home / 7,739.40-11,604.78-2,544.84

Finding the Fourth Proportional to 7,739.40, 11,604.78 and 2,544.84

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Solution

The fourth proportional to 7,739.40, 11,604.78 and 2,544.84 is: 3,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.40 : 11,604.78 = 2,544.84 : x
  2. Step 2: Convert to fraction form
    7,739.40/11,604.78 = 2,544.84/x
  3. Step 3: Cross multiply
    7,739.40x = 11,604.78 × 2,544.84
  4. Step 4: Simplify right side
    7,739.40x = 29,532,308.34
  5. Step 5: Solve for x
    x = 29,532,308.34/7,739.40
  6. Step 6: Final answer
    x = 3,815.84

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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.