Home / 3,771.91-5,650.30-1,799.45

Finding the Fourth Proportional to 3,771.91, 5,650.30 and 1,799.45

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Solution

The fourth proportional to 3,771.91, 5,650.30 and 1,799.45 is: 2,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.91 : 5,650.30 = 1,799.45 : x
  2. Step 2: Convert to fraction form
    3,771.91/5,650.30 = 1,799.45/x
  3. Step 3: Cross multiply
    3,771.91x = 5,650.30 × 1,799.45
  4. Step 4: Simplify right side
    3,771.91x = 10,167,432.34
  5. Step 5: Solve for x
    x = 10,167,432.34/3,771.91
  6. Step 6: Final answer
    x = 2,695.57

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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.