Home / 3,789.35-5,705.10-3,330.08

Finding the Fourth Proportional to 3,789.35, 5,705.10 and 3,330.08

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Solution

The fourth proportional to 3,789.35, 5,705.10 and 3,330.08 is: 5,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.35 : 5,705.10 = 3,330.08 : x
  2. Step 2: Convert to fraction form
    3,789.35/5,705.10 = 3,330.08/x
  3. Step 3: Cross multiply
    3,789.35x = 5,705.10 × 3,330.08
  4. Step 4: Simplify right side
    3,789.35x = 18,998,410.88
  5. Step 5: Solve for x
    x = 18,998,410.88/3,789.35
  6. Step 6: Final answer
    x = 5,013.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.