Home / 4,788.49-6,609.91-2,799.69

Finding the Fourth Proportional to 4,788.49, 6,609.91 and 2,799.69

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Solution

The fourth proportional to 4,788.49, 6,609.91 and 2,799.69 is: 3,864.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.49 : 6,609.91 = 2,799.69 : x
  2. Step 2: Convert to fraction form
    4,788.49/6,609.91 = 2,799.69/x
  3. Step 3: Cross multiply
    4,788.49x = 6,609.91 × 2,799.69
  4. Step 4: Simplify right side
    4,788.49x = 18,505,691.93
  5. Step 5: Solve for x
    x = 18,505,691.93/4,788.49
  6. Step 6: Final answer
    x = 3,864.62

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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.