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Finding the Fourth Proportional to 2,006.55, 3,007.02 and 835.29

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Solution

The fourth proportional to 2,006.55, 3,007.02 and 835.29 is: 1,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.55 : 3,007.02 = 835.29 : x
  2. Step 2: Convert to fraction form
    2,006.55/3,007.02 = 835.29/x
  3. Step 3: Cross multiply
    2,006.55x = 3,007.02 × 835.29
  4. Step 4: Simplify right side
    2,006.55x = 2,511,733.74
  5. Step 5: Solve for x
    x = 2,511,733.74/2,006.55
  6. Step 6: Final answer
    x = 1,251.77

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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.