Home / 3,632.96-5,454.22-2,154.90

Finding the Fourth Proportional to 3,632.96, 5,454.22 and 2,154.90

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Solution

The fourth proportional to 3,632.96, 5,454.22 and 2,154.90 is: 3,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.96 : 5,454.22 = 2,154.90 : x
  2. Step 2: Convert to fraction form
    3,632.96/5,454.22 = 2,154.90/x
  3. Step 3: Cross multiply
    3,632.96x = 5,454.22 × 2,154.90
  4. Step 4: Simplify right side
    3,632.96x = 11,753,298.68
  5. Step 5: Solve for x
    x = 11,753,298.68/3,632.96
  6. Step 6: Final answer
    x = 3,235.19

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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.