Home / 3,775.22-5,658.05-2,132.70

Finding the Fourth Proportional to 3,775.22, 5,658.05 and 2,132.70

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Solution

The fourth proportional to 3,775.22, 5,658.05 and 2,132.70 is: 3,196.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.22 : 5,658.05 = 2,132.70 : x
  2. Step 2: Convert to fraction form
    3,775.22/5,658.05 = 2,132.70/x
  3. Step 3: Cross multiply
    3,775.22x = 5,658.05 × 2,132.70
  4. Step 4: Simplify right side
    3,775.22x = 12,066,907.35
  5. Step 5: Solve for x
    x = 12,066,907.35/3,775.22
  6. Step 6: Final answer
    x = 3,196.34

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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.