Home / 4,180.64-5,770.20-3,760.24

Finding the Fourth Proportional to 4,180.64, 5,770.20 and 3,760.24

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Solution

The fourth proportional to 4,180.64, 5,770.20 and 3,760.24 is: 5,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.64 : 5,770.20 = 3,760.24 : x
  2. Step 2: Convert to fraction form
    4,180.64/5,770.20 = 3,760.24/x
  3. Step 3: Cross multiply
    4,180.64x = 5,770.20 × 3,760.24
  4. Step 4: Simplify right side
    4,180.64x = 21,697,336.85
  5. Step 5: Solve for x
    x = 21,697,336.85/4,180.64
  6. Step 6: Final answer
    x = 5,189.96

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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.