Home / 3,576.91-5,368.82-1,729.32

Finding the Fourth Proportional to 3,576.91, 5,368.82 and 1,729.32

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Solution

The fourth proportional to 3,576.91, 5,368.82 and 1,729.32 is: 2,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.91 : 5,368.82 = 1,729.32 : x
  2. Step 2: Convert to fraction form
    3,576.91/5,368.82 = 1,729.32/x
  3. Step 3: Cross multiply
    3,576.91x = 5,368.82 × 1,729.32
  4. Step 4: Simplify right side
    3,576.91x = 9,284,407.80
  5. Step 5: Solve for x
    x = 9,284,407.80/3,576.91
  6. Step 6: Final answer
    x = 2,595.65

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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.