Home / 3,614.10-4,989.83-2,340.37

Finding the Fourth Proportional to 3,614.10, 4,989.83 and 2,340.37

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Solution

The fourth proportional to 3,614.10, 4,989.83 and 2,340.37 is: 3,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.10 : 4,989.83 = 2,340.37 : x
  2. Step 2: Convert to fraction form
    3,614.10/4,989.83 = 2,340.37/x
  3. Step 3: Cross multiply
    3,614.10x = 4,989.83 × 2,340.37
  4. Step 4: Simplify right side
    3,614.10x = 11,678,048.44
  5. Step 5: Solve for x
    x = 11,678,048.44/3,614.10
  6. Step 6: Final answer
    x = 3,231.25

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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.