Home / 3,889.26-5,833.89-3,310.98

Finding the Fourth Proportional to 3,889.26, 5,833.89 and 3,310.98

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Solution

The fourth proportional to 3,889.26, 5,833.89 and 3,310.98 is: 4,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889.26 : 5,833.89 = 3,310.98 : x
  2. Step 2: Convert to fraction form
    3,889.26/5,833.89 = 3,310.98/x
  3. Step 3: Cross multiply
    3,889.26x = 5,833.89 × 3,310.98
  4. Step 4: Simplify right side
    3,889.26x = 19,315,893.11
  5. Step 5: Solve for x
    x = 19,315,893.11/3,889.26
  6. Step 6: Final answer
    x = 4,966.47

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Similar ratio
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1.5x scale

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.