Home / 3,952.23-5,915.49-2,911.83

Finding the Fourth Proportional to 3,952.23, 5,915.49 and 2,911.83

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Solution

The fourth proportional to 3,952.23, 5,915.49 and 2,911.83 is: 4,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.23 : 5,915.49 = 2,911.83 : x
  2. Step 2: Convert to fraction form
    3,952.23/5,915.49 = 2,911.83/x
  3. Step 3: Cross multiply
    3,952.23x = 5,915.49 × 2,911.83
  4. Step 4: Simplify right side
    3,952.23x = 17,224,901.25
  5. Step 5: Solve for x
    x = 17,224,901.25/3,952.23
  6. Step 6: Final answer
    x = 4,358.27

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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.