Home / 11,865.09-17,799.68-4,848.92

Finding the Fourth Proportional to 11,865.09, 17,799.68 and 4,848.92

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Solution

The fourth proportional to 11,865.09, 17,799.68 and 4,848.92 is: 7,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865.09 : 17,799.68 = 4,848.92 : x
  2. Step 2: Convert to fraction form
    11,865.09/17,799.68 = 4,848.92/x
  3. Step 3: Cross multiply
    11,865.09x = 17,799.68 × 4,848.92
  4. Step 4: Simplify right side
    11,865.09x = 86,309,147.47
  5. Step 5: Solve for x
    x = 86,309,147.47/11,865.09
  6. Step 6: Final answer
    x = 7,274.21

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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.