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Finding the Fourth Proportional to 2,000.00, 3,000.33 and 613.31

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Solution

The fourth proportional to 2,000.00, 3,000.33 and 613.31 is: 920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.00 : 3,000.33 = 613.31 : x
  2. Step 2: Convert to fraction form
    2,000.00/3,000.33 = 613.31/x
  3. Step 3: Cross multiply
    2,000.00x = 3,000.33 × 613.31
  4. Step 4: Simplify right side
    2,000.00x = 1,840,117.39
  5. Step 5: Solve for x
    x = 1,840,117.39/2,000.00
  6. Step 6: Final answer
    x = 920.06

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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.