Home / 2,006.02-3,009.30-851.50

Finding the Fourth Proportional to 2,006.02, 3,009.30 and 851.50

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Solution

The fourth proportional to 2,006.02, 3,009.30 and 851.50 is: 1,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.02 : 3,009.30 = 851.50 : x
  2. Step 2: Convert to fraction form
    2,006.02/3,009.30 = 851.50/x
  3. Step 3: Cross multiply
    2,006.02x = 3,009.30 × 851.50
  4. Step 4: Simplify right side
    2,006.02x = 2,562,418.95
  5. Step 5: Solve for x
    x = 2,562,418.95/2,006.02
  6. Step 6: Final answer
    x = 1,277.36

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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.