Home / 3,724.14-5,137.20-2,377.29

Finding the Fourth Proportional to 3,724.14, 5,137.20 and 2,377.29

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Solution

The fourth proportional to 3,724.14, 5,137.20 and 2,377.29 is: 3,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.14 : 5,137.20 = 2,377.29 : x
  2. Step 2: Convert to fraction form
    3,724.14/5,137.20 = 2,377.29/x
  3. Step 3: Cross multiply
    3,724.14x = 5,137.20 × 2,377.29
  4. Step 4: Simplify right side
    3,724.14x = 12,212,614.19
  5. Step 5: Solve for x
    x = 12,212,614.19/3,724.14
  6. Step 6: Final answer
    x = 3,279.31

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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.