Home / 1,553.56-2,327.23-936.92

Finding the Fourth Proportional to 1,553.56, 2,327.23 and 936.92

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Solution

The fourth proportional to 1,553.56, 2,327.23 and 936.92 is: 1,403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.56 : 2,327.23 = 936.92 : x
  2. Step 2: Convert to fraction form
    1,553.56/2,327.23 = 936.92/x
  3. Step 3: Cross multiply
    1,553.56x = 2,327.23 × 936.92
  4. Step 4: Simplify right side
    1,553.56x = 2,180,423.65
  5. Step 5: Solve for x
    x = 2,180,423.65/1,553.56
  6. Step 6: Final answer
    x = 1,403.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.