Home / 4,375.22-6,553.71-2,177.28

Finding the Fourth Proportional to 4,375.22, 6,553.71 and 2,177.28

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Solution

The fourth proportional to 4,375.22, 6,553.71 and 2,177.28 is: 3,261.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.22 : 6,553.71 = 2,177.28 : x
  2. Step 2: Convert to fraction form
    4,375.22/6,553.71 = 2,177.28/x
  3. Step 3: Cross multiply
    4,375.22x = 6,553.71 × 2,177.28
  4. Step 4: Simplify right side
    4,375.22x = 14,269,261.71
  5. Step 5: Solve for x
    x = 14,269,261.71/4,375.22
  6. Step 6: Final answer
    x = 3,261.39

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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.