Home / 3,453.88-5,182.35-1,810.04

Finding the Fourth Proportional to 3,453.88, 5,182.35 and 1,810.04

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Solution

The fourth proportional to 3,453.88, 5,182.35 and 1,810.04 is: 2,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.88 : 5,182.35 = 1,810.04 : x
  2. Step 2: Convert to fraction form
    3,453.88/5,182.35 = 1,810.04/x
  3. Step 3: Cross multiply
    3,453.88x = 5,182.35 × 1,810.04
  4. Step 4: Simplify right side
    3,453.88x = 9,380,234.88
  5. Step 5: Solve for x
    x = 9,380,234.88/3,453.88
  6. Step 6: Final answer
    x = 2,715.85

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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.