Home / 5,504.64-8,245.92-3,312.12

Finding the Fourth Proportional to 5,504.64, 8,245.92 and 3,312.12

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Solution

The fourth proportional to 5,504.64, 8,245.92 and 3,312.12 is: 4,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.64 : 8,245.92 = 3,312.12 : x
  2. Step 2: Convert to fraction form
    5,504.64/8,245.92 = 3,312.12/x
  3. Step 3: Cross multiply
    5,504.64x = 8,245.92 × 3,312.12
  4. Step 4: Simplify right side
    5,504.64x = 27,311,476.55
  5. Step 5: Solve for x
    x = 27,311,476.55/5,504.64
  6. Step 6: Final answer
    x = 4,961.54

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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.