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Finding the Fourth Proportional to 3,300.01, 4,950.02 and 3,081.31

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Solution

The fourth proportional to 3,300.01, 4,950.02 and 3,081.31 is: 4,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.01 : 4,950.02 = 3,081.31 : x
  2. Step 2: Convert to fraction form
    3,300.01/4,950.02 = 3,081.31/x
  3. Step 3: Cross multiply
    3,300.01x = 4,950.02 × 3,081.31
  4. Step 4: Simplify right side
    3,300.01x = 15,252,546.13
  5. Step 5: Solve for x
    x = 15,252,546.13/3,300.01
  6. Step 6: Final answer
    x = 4,621.97

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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.