Home / 5,818.80-8,029.94-3,166.19

Finding the Fourth Proportional to 5,818.80, 8,029.94 and 3,166.19

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Solution

The fourth proportional to 5,818.80, 8,029.94 and 3,166.19 is: 4,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.80 : 8,029.94 = 3,166.19 : x
  2. Step 2: Convert to fraction form
    5,818.80/8,029.94 = 3,166.19/x
  3. Step 3: Cross multiply
    5,818.80x = 8,029.94 × 3,166.19
  4. Step 4: Simplify right side
    5,818.80x = 25,424,335.03
  5. Step 5: Solve for x
    x = 25,424,335.03/5,818.80
  6. Step 6: Final answer
    x = 4,369.34

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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.