Home / 3,004.92-4,143.96-2,171.16

Finding the Fourth Proportional to 3,004.92, 4,143.96 and 2,171.16

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Solution

The fourth proportional to 3,004.92, 4,143.96 and 2,171.16 is: 2,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.92 : 4,143.96 = 2,171.16 : x
  2. Step 2: Convert to fraction form
    3,004.92/4,143.96 = 2,171.16/x
  3. Step 3: Cross multiply
    3,004.92x = 4,143.96 × 2,171.16
  4. Step 4: Simplify right side
    3,004.92x = 8,997,200.19
  5. Step 5: Solve for x
    x = 8,997,200.19/3,004.92
  6. Step 6: Final answer
    x = 2,994.16

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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.