Home / 3,936.62-5,432.34-2,444.51

Finding the Fourth Proportional to 3,936.62, 5,432.34 and 2,444.51

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Solution

The fourth proportional to 3,936.62, 5,432.34 and 2,444.51 is: 3,373.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.62 : 5,432.34 = 2,444.51 : x
  2. Step 2: Convert to fraction form
    3,936.62/5,432.34 = 2,444.51/x
  3. Step 3: Cross multiply
    3,936.62x = 5,432.34 × 2,444.51
  4. Step 4: Simplify right side
    3,936.62x = 13,279,389.93
  5. Step 5: Solve for x
    x = 13,279,389.93/3,936.62
  6. Step 6: Final answer
    x = 3,373.29

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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.