Home / 4,891.20-7,336.81-1,193.43

Finding the Fourth Proportional to 4,891.20, 7,336.81 and 1,193.43

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Solution

The fourth proportional to 4,891.20, 7,336.81 and 1,193.43 is: 1,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.20 : 7,336.81 = 1,193.43 : x
  2. Step 2: Convert to fraction form
    4,891.20/7,336.81 = 1,193.43/x
  3. Step 3: Cross multiply
    4,891.20x = 7,336.81 × 1,193.43
  4. Step 4: Simplify right side
    4,891.20x = 8,755,998.16
  5. Step 5: Solve for x
    x = 8,755,998.16/4,891.20
  6. Step 6: Final answer
    x = 1,790.15

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Double scale
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Similar ratio
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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.