Home / 3,272.52-4,516.09-1,780.44

Finding the Fourth Proportional to 3,272.52, 4,516.09 and 1,780.44

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Solution

The fourth proportional to 3,272.52, 4,516.09 and 1,780.44 is: 2,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.52 : 4,516.09 = 1,780.44 : x
  2. Step 2: Convert to fraction form
    3,272.52/4,516.09 = 1,780.44/x
  3. Step 3: Cross multiply
    3,272.52x = 4,516.09 × 1,780.44
  4. Step 4: Simplify right side
    3,272.52x = 8,040,610.95
  5. Step 5: Solve for x
    x = 8,040,610.95/3,272.52
  6. Step 6: Final answer
    x = 2,457.01

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1.5x scale

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.