Home / 11,819.59-17,736.77-4,799.63

Finding the Fourth Proportional to 11,819.59, 17,736.77 and 4,799.63

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Solution

The fourth proportional to 11,819.59, 17,736.77 and 4,799.63 is: 7,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819.59 : 17,736.77 = 4,799.63 : x
  2. Step 2: Convert to fraction form
    11,819.59/17,736.77 = 4,799.63/x
  3. Step 3: Cross multiply
    11,819.59x = 17,736.77 × 4,799.63
  4. Step 4: Simplify right side
    11,819.59x = 85,129,989.74
  5. Step 5: Solve for x
    x = 85,129,989.74/11,819.59
  6. Step 6: Final answer
    x = 7,202.45

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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.