Home / 3,715.06-5,571.72-1,082.56

Finding the Fourth Proportional to 3,715.06, 5,571.72 and 1,082.56

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Solution

The fourth proportional to 3,715.06, 5,571.72 and 1,082.56 is: 1,623.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.06 : 5,571.72 = 1,082.56 : x
  2. Step 2: Convert to fraction form
    3,715.06/5,571.72 = 1,082.56/x
  3. Step 3: Cross multiply
    3,715.06x = 5,571.72 × 1,082.56
  4. Step 4: Simplify right side
    3,715.06x = 6,031,721.20
  5. Step 5: Solve for x
    x = 6,031,721.20/3,715.06
  6. Step 6: Final answer
    x = 1,623.59

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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.