Home / 3,133.91-4,324.46-1,874.81

Finding the Fourth Proportional to 3,133.91, 4,324.46 and 1,874.81

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Solution

The fourth proportional to 3,133.91, 4,324.46 and 1,874.81 is: 2,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.91 : 4,324.46 = 1,874.81 : x
  2. Step 2: Convert to fraction form
    3,133.91/4,324.46 = 1,874.81/x
  3. Step 3: Cross multiply
    3,133.91x = 4,324.46 × 1,874.81
  4. Step 4: Simplify right side
    3,133.91x = 8,107,509.86
  5. Step 5: Solve for x
    x = 8,107,509.86/3,133.91
  6. Step 6: Final answer
    x = 2,587.03

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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.