Home / 3,766.34-5,201.91-2,505.21

Finding the Fourth Proportional to 3,766.34, 5,201.91 and 2,505.21

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Solution

The fourth proportional to 3,766.34, 5,201.91 and 2,505.21 is: 3,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.34 : 5,201.91 = 2,505.21 : x
  2. Step 2: Convert to fraction form
    3,766.34/5,201.91 = 2,505.21/x
  3. Step 3: Cross multiply
    3,766.34x = 5,201.91 × 2,505.21
  4. Step 4: Simplify right side
    3,766.34x = 13,031,876.95
  5. Step 5: Solve for x
    x = 13,031,876.95/3,766.34
  6. Step 6: Final answer
    x = 3,460.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.