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Finding the Fourth Proportional to 3,800.04, 5,700.60 and 1,609.80

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Solution

The fourth proportional to 3,800.04, 5,700.60 and 1,609.80 is: 2,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.04 : 5,700.60 = 1,609.80 : x
  2. Step 2: Convert to fraction form
    3,800.04/5,700.60 = 1,609.80/x
  3. Step 3: Cross multiply
    3,800.04x = 5,700.60 × 1,609.80
  4. Step 4: Simplify right side
    3,800.04x = 9,176,825.88
  5. Step 5: Solve for x
    x = 9,176,825.88/3,800.04
  6. Step 6: Final answer
    x = 2,414.93

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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.