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Finding the Fourth Proportional to 3,889.24, 5,829.25 and 2,329.58

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Solution

The fourth proportional to 3,889.24, 5,829.25 and 2,329.58 is: 3,491.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889.24 : 5,829.25 = 2,329.58 : x
  2. Step 2: Convert to fraction form
    3,889.24/5,829.25 = 2,329.58/x
  3. Step 3: Cross multiply
    3,889.24x = 5,829.25 × 2,329.58
  4. Step 4: Simplify right side
    3,889.24x = 13,579,704.22
  5. Step 5: Solve for x
    x = 13,579,704.22/3,889.24
  6. Step 6: Final answer
    x = 3,491.61

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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.