Home / 5,821.10-8,033.38-3,431.17

Finding the Fourth Proportional to 5,821.10, 8,033.38 and 3,431.17

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Solution

The fourth proportional to 5,821.10, 8,033.38 and 3,431.17 is: 4,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.10 : 8,033.38 = 3,431.17 : x
  2. Step 2: Convert to fraction form
    5,821.10/8,033.38 = 3,431.17/x
  3. Step 3: Cross multiply
    5,821.10x = 8,033.38 × 3,431.17
  4. Step 4: Simplify right side
    5,821.10x = 27,563,863.79
  5. Step 5: Solve for x
    x = 27,563,863.79/5,821.10
  6. Step 6: Final answer
    x = 4,735.17

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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.