Home / 3,944.65-5,443.61-2,176.25

Finding the Fourth Proportional to 3,944.65, 5,443.61 and 2,176.25

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Solution

The fourth proportional to 3,944.65, 5,443.61 and 2,176.25 is: 3,003.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.65 : 5,443.61 = 2,176.25 : x
  2. Step 2: Convert to fraction form
    3,944.65/5,443.61 = 2,176.25/x
  3. Step 3: Cross multiply
    3,944.65x = 5,443.61 × 2,176.25
  4. Step 4: Simplify right side
    3,944.65x = 11,846,656.26
  5. Step 5: Solve for x
    x = 11,846,656.26/3,944.65
  6. Step 6: Final answer
    x = 3,003.22

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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.