Home / 3,620.00-5,426.92-3,447.77

Finding the Fourth Proportional to 3,620.00, 5,426.92 and 3,447.77

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Solution

The fourth proportional to 3,620.00, 5,426.92 and 3,447.77 is: 5,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.00 : 5,426.92 = 3,447.77 : x
  2. Step 2: Convert to fraction form
    3,620.00/5,426.92 = 3,447.77/x
  3. Step 3: Cross multiply
    3,620.00x = 5,426.92 × 3,447.77
  4. Step 4: Simplify right side
    3,620.00x = 18,710,776.92
  5. Step 5: Solve for x
    x = 18,710,776.92/3,620.00
  6. Step 6: Final answer
    x = 5,168.72

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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.