Home / 3,952.37-5,915.67-2,911.95

Finding the Fourth Proportional to 3,952.37, 5,915.67 and 2,911.95

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Solution

The fourth proportional to 3,952.37, 5,915.67 and 2,911.95 is: 4,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.37 : 5,915.67 = 2,911.95 : x
  2. Step 2: Convert to fraction form
    3,952.37/5,915.67 = 2,911.95/x
  3. Step 3: Cross multiply
    3,952.37x = 5,915.67 × 2,911.95
  4. Step 4: Simplify right side
    3,952.37x = 17,226,135.26
  5. Step 5: Solve for x
    x = 17,226,135.26/3,952.37
  6. Step 6: Final answer
    x = 4,358.44

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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.