Home / 3,364.60-5,045.78-1,632.12

Finding the Fourth Proportional to 3,364.60, 5,045.78 and 1,632.12

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Solution

The fourth proportional to 3,364.60, 5,045.78 and 1,632.12 is: 2,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.60 : 5,045.78 = 1,632.12 : x
  2. Step 2: Convert to fraction form
    3,364.60/5,045.78 = 1,632.12/x
  3. Step 3: Cross multiply
    3,364.60x = 5,045.78 × 1,632.12
  4. Step 4: Simplify right side
    3,364.60x = 8,235,318.45
  5. Step 5: Solve for x
    x = 8,235,318.45/3,364.60
  6. Step 6: Final answer
    x = 2,447.64

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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.