Home / 9,087.45-13,633.20-3,540.30

Finding the Fourth Proportional to 9,087.45, 13,633.20 and 3,540.30

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Solution

The fourth proportional to 9,087.45, 13,633.20 and 3,540.30 is: 5,311.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.45 : 13,633.20 = 3,540.30 : x
  2. Step 2: Convert to fraction form
    9,087.45/13,633.20 = 3,540.30/x
  3. Step 3: Cross multiply
    9,087.45x = 13,633.20 × 3,540.30
  4. Step 4: Simplify right side
    9,087.45x = 48,265,617.96
  5. Step 5: Solve for x
    x = 48,265,617.96/9,087.45
  6. Step 6: Final answer
    x = 5,311.24

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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.