Home / 5,042.09-6,958.53-2,803.92

Finding the Fourth Proportional to 5,042.09, 6,958.53 and 2,803.92

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Solution

The fourth proportional to 5,042.09, 6,958.53 and 2,803.92 is: 3,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.09 : 6,958.53 = 2,803.92 : x
  2. Step 2: Convert to fraction form
    5,042.09/6,958.53 = 2,803.92/x
  3. Step 3: Cross multiply
    5,042.09x = 6,958.53 × 2,803.92
  4. Step 4: Simplify right side
    5,042.09x = 19,511,161.44
  5. Step 5: Solve for x
    x = 19,511,161.44/5,042.09
  6. Step 6: Final answer
    x = 3,869.66

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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.