Home / 5,910.78-8,161.83-4,053.18

Finding the Fourth Proportional to 5,910.78, 8,161.83 and 4,053.18

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Solution

The fourth proportional to 5,910.78, 8,161.83 and 4,053.18 is: 5,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.78 : 8,161.83 = 4,053.18 : x
  2. Step 2: Convert to fraction form
    5,910.78/8,161.83 = 4,053.18/x
  3. Step 3: Cross multiply
    5,910.78x = 8,161.83 × 4,053.18
  4. Step 4: Simplify right side
    5,910.78x = 33,081,366.12
  5. Step 5: Solve for x
    x = 33,081,366.12/5,910.78
  6. Step 6: Final answer
    x = 5,596.79

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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.