Home / 5,821.29-8,033.39-3,168.71

Finding the Fourth Proportional to 5,821.29, 8,033.39 and 3,168.71

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Solution

The fourth proportional to 5,821.29, 8,033.39 and 3,168.71 is: 4,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.29 : 8,033.39 = 3,168.71 : x
  2. Step 2: Convert to fraction form
    5,821.29/8,033.39 = 3,168.71/x
  3. Step 3: Cross multiply
    5,821.29x = 8,033.39 × 3,168.71
  4. Step 4: Simplify right side
    5,821.29x = 25,455,427.22
  5. Step 5: Solve for x
    x = 25,455,427.22/5,821.29
  6. Step 6: Final answer
    x = 4,372.82

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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.