Home / 7,789.84-11,684.82-2,595.71

Finding the Fourth Proportional to 7,789.84, 11,684.82 and 2,595.71

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Solution

The fourth proportional to 7,789.84, 11,684.82 and 2,595.71 is: 3,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789.84 : 11,684.82 = 2,595.71 : x
  2. Step 2: Convert to fraction form
    7,789.84/11,684.82 = 2,595.71/x
  3. Step 3: Cross multiply
    7,789.84x = 11,684.82 × 2,595.71
  4. Step 4: Simplify right side
    7,789.84x = 30,330,404.12
  5. Step 5: Solve for x
    x = 30,330,404.12/7,789.84
  6. Step 6: Final answer
    x = 3,893.58

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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.