Home / 3,815.34-5,706.27-3,321.26

Finding the Fourth Proportional to 3,815.34, 5,706.27 and 3,321.26

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Solution

The fourth proportional to 3,815.34, 5,706.27 and 3,321.26 is: 4,967.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.34 : 5,706.27 = 3,321.26 : x
  2. Step 2: Convert to fraction form
    3,815.34/5,706.27 = 3,321.26/x
  3. Step 3: Cross multiply
    3,815.34x = 5,706.27 × 3,321.26
  4. Step 4: Simplify right side
    3,815.34x = 18,952,006.30
  5. Step 5: Solve for x
    x = 18,952,006.30/3,815.34
  6. Step 6: Final answer
    x = 4,967.32

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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.