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Finding the Fourth Proportional to 3,303.42, 4,945.41 and 2,000.94

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Solution

The fourth proportional to 3,303.42, 4,945.41 and 2,000.94 is: 2,995.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.42 : 4,945.41 = 2,000.94 : x
  2. Step 2: Convert to fraction form
    3,303.42/4,945.41 = 2,000.94/x
  3. Step 3: Cross multiply
    3,303.42x = 4,945.41 × 2,000.94
  4. Step 4: Simplify right side
    3,303.42x = 9,895,468.69
  5. Step 5: Solve for x
    x = 9,895,468.69/3,303.42
  6. Step 6: Final answer
    x = 2,995.52

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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.