Home / 3,263.01-4,890.84-1,620.73

Finding the Fourth Proportional to 3,263.01, 4,890.84 and 1,620.73

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Solution

The fourth proportional to 3,263.01, 4,890.84 and 1,620.73 is: 2,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.01 : 4,890.84 = 1,620.73 : x
  2. Step 2: Convert to fraction form
    3,263.01/4,890.84 = 1,620.73/x
  3. Step 3: Cross multiply
    3,263.01x = 4,890.84 × 1,620.73
  4. Step 4: Simplify right side
    3,263.01x = 7,926,731.11
  5. Step 5: Solve for x
    x = 7,926,731.11/3,263.01
  6. Step 6: Final answer
    x = 2,429.27

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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.