Home / 3,722.43-5,586.33-1,382.76

Finding the Fourth Proportional to 3,722.43, 5,586.33 and 1,382.76

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Solution

The fourth proportional to 3,722.43, 5,586.33 and 1,382.76 is: 2,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.43 : 5,586.33 = 1,382.76 : x
  2. Step 2: Convert to fraction form
    3,722.43/5,586.33 = 1,382.76/x
  3. Step 3: Cross multiply
    3,722.43x = 5,586.33 × 1,382.76
  4. Step 4: Simplify right side
    3,722.43x = 7,724,553.67
  5. Step 5: Solve for x
    x = 7,724,553.67/3,722.43
  6. Step 6: Final answer
    x = 2,075.14

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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.