Home / 6,105.70-9,146.40-3,327.40

Finding the Fourth Proportional to 6,105.70, 9,146.40 and 3,327.40

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Solution

The fourth proportional to 6,105.70, 9,146.40 and 3,327.40 is: 4,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.70 : 9,146.40 = 3,327.40 : x
  2. Step 2: Convert to fraction form
    6,105.70/9,146.40 = 3,327.40/x
  3. Step 3: Cross multiply
    6,105.70x = 9,146.40 × 3,327.40
  4. Step 4: Simplify right side
    6,105.70x = 30,433,731.36
  5. Step 5: Solve for x
    x = 30,433,731.36/6,105.70
  6. Step 6: Final answer
    x = 4,984.48

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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.