Home / 3,006.90-4,508.01-2,020.77

Finding the Fourth Proportional to 3,006.90, 4,508.01 and 2,020.77

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Solution

The fourth proportional to 3,006.90, 4,508.01 and 2,020.77 is: 3,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.90 : 4,508.01 = 2,020.77 : x
  2. Step 2: Convert to fraction form
    3,006.90/4,508.01 = 2,020.77/x
  3. Step 3: Cross multiply
    3,006.90x = 4,508.01 × 2,020.77
  4. Step 4: Simplify right side
    3,006.90x = 9,109,651.37
  5. Step 5: Solve for x
    x = 9,109,651.37/3,006.90
  6. Step 6: Final answer
    x = 3,029.58

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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.