Home / 11,841.29-17,755.40-4,819.50

Finding the Fourth Proportional to 11,841.29, 17,755.40 and 4,819.50

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Solution

The fourth proportional to 11,841.29, 17,755.40 and 4,819.50 is: 7,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.29 : 17,755.40 = 4,819.50 : x
  2. Step 2: Convert to fraction form
    11,841.29/17,755.40 = 4,819.50/x
  3. Step 3: Cross multiply
    11,841.29x = 17,755.40 × 4,819.50
  4. Step 4: Simplify right side
    11,841.29x = 85,572,162.35
  5. Step 5: Solve for x
    x = 85,572,162.35/11,841.29
  6. Step 6: Final answer
    x = 7,226.59

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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.